PREFIX obo: <http://purl.obolibrary.org/obo/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

obo:UO_1010015 a rdfs:Class ;
  rdfs:label "chain based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_0000048 a rdfs:Class ;
  rdfs:label "acceleration unit" ;
  rdfs:comment "A unit which is a standard measure of the rate of change of velocity in either speed or direction." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000050 a rdfs:Class ;
  rdfs:label "angular acceleration unit" ;
  rdfs:comment "A unit which is a standard measure of the rate of change of angular velocity." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000163 a rdfs:Class ;
  rdfs:label "mass percentage based unit" ;
  rdfs:subClassOf obo:UO_0000051 , obo:UO_0000187 .

obo:UO_1000094 a rdfs:Class ;
  rdfs:label "meter per second based unit" ;
  rdfs:subClassOf obo:UO_0000060 .

obo:UO_1000194 a rdfs:Class ;
  rdfs:label "confluence percentage based unit" ;
  rdfs:subClassOf obo:UO_0000187 .

obo:UO_0000190 a rdfs:Class ;
  rdfs:label "ratio unit" ;
  rdfs:comment "A dimensionless unit which denotes an amount or magnitude of one quantity relative to another." ;
  rdfs:subClassOf obo:UO_0000186 .

obo:UO_0000107 a rdfs:Class ;
  rdfs:label "force unit" ;
  rdfs:comment "A unit which is a standard measure of the force is applied when a mass is accelerated." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000014 a rdfs:Class ;
  rdfs:label "candela based unit" ;
  rdfs:subClassOf obo:UO_0000007 .

obo:UO_0010076 a rdfs:Class ;
  rdfs:label "breaths per minute"@en ;
  rdfs:comment "A rate unit which represents a measurement of the number of breaths taken by an organism per one minute."@en ;
  rdfs:subClassOf obo:UO_0000280 .

obo:UO_1000196 a rdfs:Class ;
  rdfs:label "pH based unit" ;
  rdfs:subClassOf obo:UO_0000051 , obo:UO_0000186 .

obo:UO_1000185 a rdfs:Class ;
  rdfs:label "degree based unit" ;
  rdfs:subClassOf obo:UO_0000122 .

obo:UO_1000116 a rdfs:Class ;
  rdfs:label "lux based unit" ;
  rdfs:subClassOf obo:UO_0000115 .

obo:UO_1000088 a rdfs:Class ;
  rdfs:label "gram per mole based unit" ;
  rdfs:subClassOf obo:UO_0000055 .

obo:UO_0000154 a rdfs:Class ;
  rdfs:label "irradiance unit" ;
  rdfs:comment "A unit which is a standard measure of the power of electromagnetic radiation at a surface, per unit area." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1010019 a rdfs:Class ;
  rdfs:label "maritime length unit based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_0000316 a rdfs:Class ;
  rdfs:label "cells per microliter" ;
  rdfs:comment "A unit of cell concentration which is equal to one cell in a volume of 1 microliter." ;
  rdfs:subClassOf obo:UO_0000200 .

obo:UO_0000321 a rdfs:Class ;
  rdfs:label "microcurie per milliliter" ;
  rdfs:comment "A unit of radioactivity concentration which is equal to one micro curie in a volume of 1 liter." ;
  rdfs:subClassOf obo:UO_0000319 .

obo:UO_0000006 a rdfs:Class ;
  rdfs:label "substance unit" ;
  rdfs:comment "A unit which is a standardised quantity of an element or compound with uniform composition." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000061 a rdfs:Class ;
  rdfs:label "unit of molarity" ;
  rdfs:comment "A concentration unit which is a standard measure of the number of moles of a given substance per liter of solution." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_0000262 a rdfs:Class ;
  rdfs:label "electrical conduction unit" ;
  rdfs:comment "A unit which represents a standard measurement of the movement of electrically charged particles through a transmission medium (electrical conductor)." ;
  rdfs:subClassOf obo:UO_0000261 .

obo:UO_1000228 a rdfs:Class ;
  rdfs:label "tesla based unit" ;
  rdfs:subClassOf obo:UO_0000227 .

obo:UO_1010024 a rdfs:Class ;
  rdfs:label "rood based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_0000212 a rdfs:Class ;
  rdfs:label "colony forming unit per volume" ;
  rdfs:comment "A concentration unit which a measure of viable bacterial numbers in a given volume." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_0000280 a rdfs:Class ;
  rdfs:label "rate unit" ;
  rdfs:comment "A unit which represents a standard measurement occurrence of a process per unit time." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000305 a rdfs:Class ;
  rdfs:label "zepto" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -21." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000112 a rdfs:Class ;
  rdfs:label "joule based unit" ;
  rdfs:subClassOf obo:UO_0000111 .

obo:UO_1010035 a rdfs:Class ;
  rdfs:label "stone based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_1000036 a rdfs:Class ;
  rdfs:label "year based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_1000313 a rdfs:Class ;
  rdfs:label "relative luminescence unit based unit" .

obo:UO_1000106 a rdfs:Class ;
  rdfs:label "hertz based unit" ;
  rdfs:subClassOf obo:UO_0000105 .

obo:UO_1000099 a rdfs:Class ;
  rdfs:label "liter based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_0010071 a rdfs:Class ;
  rdfs:label "microgram per square centimeter"@en ;
  rdfs:comment "An area density unit which is equal to the mass of an object in micrograms divided by the surface area in square centimeters."@en ;
  rdfs:subClassOf obo:UO_0000054 .

obo:UO_0000129 a rdfs:Class ;
  rdfs:label "absorbed dose unit" ;
  rdfs:comment "A unit which is a standard measure of the energy imparted by ionizing radiation to unit mass of matter such as tissue." ;
  rdfs:subClassOf obo:UO_0000127 .

obo:UO_0000286 a rdfs:Class ;
  rdfs:label "yotta" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten to the power of 24." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0000291 a rdfs:Class ;
  rdfs:label "tera" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten to the power of 12." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0000003 a rdfs:Class ;
  rdfs:label "time unit" ;
  rdfs:comment "A unit which is a standard measure of the dimension in which events occur in sequence." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000264 a rdfs:Class ;
  rdfs:label "siemens based unit" ;
  rdfs:subClassOf obo:UO_0000262 .

obo:UO_0010045 a rdfs:Class ;
  rdfs:label "metric cup" ;
  rdfs:comment "A metric cup is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions. It equals a 250mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000027 a rdfs:Class ;
  rdfs:label "degree Celsius based unit" ;
  rdfs:subClassOf obo:UO_0000005 .

obo:UO_1000155 a rdfs:Class ;
  rdfs:label "watt per square meter based unit" ;
  rdfs:subClassOf obo:UO_0000154 .

obo:UO_1010014 a rdfs:Class ;
  rdfs:label "yard based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_1000245 a rdfs:Class ;
  rdfs:label "kibibyte based unit" ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_0000332 a rdfs:Class ;
  rdfs:label "terabyte" ;
  rdfs:comment "An information unit which is equal to 1000 gigabytes." ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_0000122 a rdfs:Class ;
  rdfs:label "plane angle unit" ;
  rdfs:comment "A unit which is a standard measure of the angle formed by two straight lines in the same plane." ;
  rdfs:subClassOf obo:UO_0000121 .

obo:UO_1000229 a rdfs:Class ;
  rdfs:label "volt-hour based unit" ;
  rdfs:subClassOf obo:UO_0000225 .

obo:UO_0000261 a rdfs:Class ;
  rdfs:label "conduction unit" ;
  rdfs:comment "A unit which represents a standard measurement of the transmission of an entity through a medium." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0010080 a rdfs:Class ;
  rdfs:label "titer"@en ;
  rdfs:comment "A concentration unit which denotes the minimum amount of a substance in a solution that still yields a positive reading, as determined by serial dilution."@en ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000032 a rdfs:Class ;
  rdfs:label "hour based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_1000021 a rdfs:Class ;
  rdfs:label "gram based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_1000118 a rdfs:Class ;
  rdfs:label "lumen based unit" ;
  rdfs:subClassOf obo:UO_0000117 .

obo:UO_1010049 a rdfs:Class ;
  rdfs:label "gram per square meter based unit" ;
  rdfs:subClassOf obo:UO_0000054 .

obo:UO_1000010 a rdfs:Class ;
  rdfs:label "second based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_1000090 a rdfs:Class ;
  rdfs:label "cubic centimeter per mole based unit" ;
  rdfs:subClassOf obo:UO_0000056 .

obo:UO_0000059 a rdfs:Class ;
  rdfs:label "specific volume unit" ;
  rdfs:comment "A unit which is a standard measure of the volume of a given mass of substance (the reciprocal of density)." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_0010042 a rdfs:Class ;
  rdfs:label "tablespoon" ;
  rdfs:comment "A metric tablespoon is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions. It equals a 15mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000218 a rdfs:Class ;
  rdfs:label "volt based unit" ;
  rdfs:subClassOf obo:UO_0000217 .

obo:UO_1000076 a rdfs:Class ;
  rdfs:label "mole fraction based unit" ;
  rdfs:subClassOf obo:UO_0000051 , obo:UO_0000191 .

obo:UO_0000277 a rdfs:Class ;
  rdfs:label "ug/disk" ;
  rdfs:comment "A unit which is equal to one microgram per disk, where a disk is some physical surface/container upon which the substance is deposited." ;
  rdfs:subClassOf obo:UO_0000276 .

obo:UO_1000084 a rdfs:Class ;
  rdfs:label "gram per cubic centimeter based unit" ;
  rdfs:subClassOf obo:UO_0000052 .

obo:UO_1000188 a rdfs:Class ;
  rdfs:label "pi based unit" ;
  rdfs:subClassOf obo:UO_0000186 .

obo:UO_1000242 a rdfs:Class ;
  rdfs:label "pixels per inch based unit" ;
  rdfs:subClassOf obo:UO_0000239 .

obo:UO_0000117 a rdfs:Class ;
  rdfs:label "luminous flux unit" ;
  rdfs:comment "A unit which is a standard measure of the flow of radiant energy." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1000133 a rdfs:Class ;
  rdfs:label "curie based unit" ;
  rdfs:subClassOf obo:UO_0000128 .

obo:UO_0000157 a rdfs:Class ;
  rdfs:label "light unit" ;
  rdfs:comment "A unit which is a standard measure of the intensity of light." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000297 a rdfs:Class ;
  rdfs:label "milli" ;
  rdfs:comment "A prefix in the metric system denoting a factor of one thousandth." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000152 a rdfs:Class ;
  rdfs:label "half life based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_0000111 a rdfs:Class ;
  rdfs:label "energy unit" ;
  rdfs:comment "A unit which is a standard measure of the work done by a certain force (gravitational, electric, magnetic, force of inertia, etc)." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1010023 a rdfs:Class ;
  rdfs:label "perch based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_0000055 a rdfs:Class ;
  rdfs:label "molar mass unit" ;
  rdfs:comment "A unit which is a standard measure of the mass of a homogeneous substance containing 6.02 x 1023 atoms or molecules." ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_0000095 a rdfs:Class ;
  rdfs:label "volume unit" ;
  rdfs:comment "A unit which is a standard measure of the amount of space occupied by any substance, whether solid, liquid, or gas." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000062 a rdfs:Class ;
  rdfs:label "molar based unit" ;
  rdfs:subClassOf obo:UO_0000061 .

obo:UO_1010034 a rdfs:Class ;
  rdfs:label "pound based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_0000128 a rdfs:Class ;
  rdfs:label "activity (of a radionuclide) unit" ;
  rdfs:comment "A unit which is a standard measure of the transformation (disintegration) rate of a radioactive substance." ;
  rdfs:subClassOf obo:UO_0000127 .

obo:UO_0000306 a rdfs:Class ;
  rdfs:label "yocto" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -24." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0000166 a rdfs:Class ;
  rdfs:label "parts per notation unit" ;
  rdfs:comment "A dimensionless concentration notation which describes the amount of one substance in another. It is the ratio of the amount of the substance of interest to the amount of that substance plus the amount of the substance." ;
  rdfs:subClassOf obo:UO_0000186 .

obo:UO_1000285 a rdfs:Class ;
  rdfs:label "count per molar based unit" ;
  rdfs:subClassOf obo:UO_0000280 .

obo:UO_0000331 a rdfs:Class ;
  rdfs:label "gigabyte" ;
  rdfs:comment "An information unit which is equal to 1000000000 bytes." ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_0010007 a rdfs:Class ;
  rdfs:label "volt-second per square centimeter" ;
  rdfs:comment "An electrical mobility unit which is equal to one volt second per square centimeter." ;
  rdfs:subClassOf obo:UO_0000262 .

obo:UO_1000195 a rdfs:Class ;
  rdfs:label "degree Fahrenheit based unit" ;
  rdfs:subClassOf obo:UO_0000005 .

obo:UO_1000269 a rdfs:Class ;
  rdfs:label "absorbance unit based unit" ;
  rdfs:subClassOf obo:UO_0000186 .

obo:UO_0000324 a rdfs:Class ;
  rdfs:label "square angstrom" ;
  rdfs:comment "An area unit which is equal to an area enclosed by a square with sides each 1 angstrom long." ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_1000221 a rdfs:Class ;
  rdfs:label "dalton based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_0000276 a rdfs:Class ;
  rdfs:label "amount per container" ;
  rdfs:comment "A concentration unit which is a standard measure of the amount of a substance in a given container." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1010021 a rdfs:Class ;
  rdfs:label "cable based unit" .

obo:UO_1010016 a rdfs:Class ;
  rdfs:label "furlong based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_0000115 a rdfs:Class ;
  rdfs:label "illuminance unit" ;
  rdfs:comment "A unit which is a standard measure of the luminous flux incident on a unit area." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1000258 a rdfs:Class ;
  rdfs:label "poise based unit" ;
  rdfs:subClassOf obo:UO_0000256 .

obo:UO_1000132 a rdfs:Class ;
  rdfs:label "becquerel based unit" ;
  rdfs:subClassOf obo:UO_0000128 .

obo:UO_1000210 a rdfs:Class ;
  rdfs:label "colony forming unit based unit" ;
  rdfs:subClassOf obo:UO_0000189 .

obo:UO_1000169 a rdfs:Class ;
  rdfs:label "parts per million based unit" ;
  rdfs:subClassOf obo:UO_0000166 .

obo:UO_0010075 a rdfs:Class ;
  rdfs:label "multiplicity of infection"@en ;
  rdfs:comment "A ratio unit which denotes the quantity of infectious agents to infection targets."@en ;
  rdfs:subClassOf obo:UO_0000190 .

obo:UO_1000216 a rdfs:Class ;
  rdfs:label "disintegrations per second based unit" ;
  rdfs:subClassOf obo:UO_0000128 .

obo:UO_1000238 a rdfs:Class ;
  rdfs:label "dynamic range unit based unit" ;
  rdfs:subClassOf obo:UO_0000236 .

obo:UO_1010051 a rdfs:Class ;
  rdfs:label "large calorie based unit" ;
  rdfs:subClassOf obo:UO_0000111 .

obo:UO_1000281 a rdfs:Class ;
  rdfs:label "count per nanomolar second based unit" ;
  rdfs:subClassOf obo:UO_0000280 .

obo:UO_0000051 a rdfs:Class ;
  rdfs:label "concentration unit" ;
  rdfs:comment "A unit which represents a standard measurement of how much of a given substance there is mixed with another substance." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000232 a rdfs:Class ;
  rdfs:label "bit based unit" ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_0000131 a rdfs:Class ;
  rdfs:label "exposure unit" ;
  rdfs:comment "A unit which is a standard measure of the quantity that expresses the ability of radiation to ionize air and thereby create electric charges which can be collected and measured." ;
  rdfs:subClassOf obo:UO_0000127 .

obo:UO_1000162 a rdfs:Class ;
  rdfs:label "watt per steradian based unit" ;
  rdfs:subClassOf obo:UO_0000159 .

obo:UO_1000260 a rdfs:Class ;
  rdfs:label "effective dose unit based unit" ;
  rdfs:subClassOf obo:UO_0000127 .

obo:UO_1000180 a rdfs:Class ;
  rdfs:label "mass per unit volume based unit" ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000165 a rdfs:Class ;
  rdfs:label "volume percentage based unit" ;
  rdfs:subClassOf obo:UO_0000187 , obo:UO_0000205 .

obo:UO_0000328 a rdfs:Class ;
  rdfs:label "kilo base pair" ;
  rdfs:comment "A unit equal to one thousand base pairs." .

obo:UO_0000317 a rdfs:Class ;
  rdfs:label "cells per well" ;
  rdfs:comment "A unit of cell concentration which is equal to 1 cell in a well or discrete container of arbitrary volume." ;
  rdfs:subClassOf obo:UO_0000200 .

obo:UO_1000266 a rdfs:Class ;
  rdfs:label "electronvolt based unit" ;
  rdfs:subClassOf obo:UO_0000111 .

obo:UO_1000173 a rdfs:Class ;
  rdfs:label "gram per milliliter based unit" ;
  rdfs:subClassOf obo:UO_0000052 .

obo:UO_0000047 a rdfs:Class ;
  rdfs:label "area unit" ;
  rdfs:comment "A unit which is a standard measure of the amount of a 2-dimensional flat surface." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000109 a rdfs:Class ;
  rdfs:label "pressure unit" ;
  rdfs:comment "A unit which is a standard measure of the force applied to a given area." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000239 a rdfs:Class ;
  rdfs:label "spatial resolution unit" ;
  rdfs:comment "An image resolution unit which is a standard measure of the way luminance and chrominance may be sampled at different levels." ;
  rdfs:subClassOf obo:UO_0000236 .

obo:UO_1010040 a rdfs:Class ;
  rdfs:label "teaspoon based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1010060 a rdfs:Class ;
  rdfs:label "gray per minute based unit" ;
  rdfs:subClassOf obo:UO_0000129 .

obo:UO_1000147 a rdfs:Class ;
  rdfs:label "disintegrations per minute based unit" ;
  rdfs:subClassOf obo:UO_0000128 .

obo:UO_0000058 a rdfs:Class ;
  rdfs:label "rotational frequency unit" ;
  rdfs:comment "A unit which is a standard measure of the number of rotations in a given time." ;
  rdfs:subClassOf obo:UO_0000105 .

obo:UO_1000011 a rdfs:Class ;
  rdfs:label "ampere based unit" ;
  rdfs:subClassOf obo:UO_0000004 .

obo:UO_0010046 a rdfs:Class ;
  rdfs:label "united states customary cup" ;
  rdfs:comment "A United States customary units cup is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions in America. It equals a 236.59 mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1010013 a rdfs:Class ;
  rdfs:label "foot based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_1000033 a rdfs:Class ;
  rdfs:label "day based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_0000292 a rdfs:Class ;
  rdfs:label "giga" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten to the power of 9." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0010043 a rdfs:Class ;
  rdfs:label "australian metric tablespoon" ;
  rdfs:comment "An Australian metric tablespoon is a unit of measurement of volume used in Australia for cooking recipes and pharmaceutic prescriptions. It equals a 20mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_0000105 a rdfs:Class ;
  rdfs:label "frequency unit" ;
  rdfs:comment "A unit which is a standard measure of the number of repetitive actions in a particular time." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000080 a rdfs:Class ;
  rdfs:label "square meter based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_0000302 a rdfs:Class ;
  rdfs:label "pico" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -12." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000151 a rdfs:Class ;
  rdfs:label "century based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_0000320 a rdfs:Class ;
  rdfs:label "curie per liter" ;
  rdfs:comment "A unit of radioactivity concentration which is equal to one curie in a volume of 1 liter." ;
  rdfs:subClassOf obo:UO_0000319 .

obo:UO_1000255 a rdfs:Class ;
  rdfs:label "dyne per cm based unit" ;
  rdfs:subClassOf obo:UO_0000253 .

obo:UO_0000289 a rdfs:Class ;
  rdfs:label "exa" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten to the power of 18." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1010010 a rdfs:Class ;
  rdfs:label "hectare based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_1000158 a rdfs:Class ;
  rdfs:label "watt per steradian per square meter based unit" ;
  rdfs:subClassOf obo:UO_0000161 .

obo:UO_0000191 a rdfs:Class ;
  rdfs:label "fraction" ;
  rdfs:comment "A dimensionless ratio unit which relates the part (the numerator) to the whole (the denominator)." ;
  rdfs:subClassOf obo:UO_0000190 .

obo:UO_0010072 a rdfs:Class ;
  rdfs:label "microgram per microliter"@en ;
  rdfs:comment "A mass unit density which is equal to mass of an object in nanograms divided by the volume in microliters."@en ;
  rdfs:subClassOf obo:UO_0000052 .

obo:UO_1000244 a rdfs:Class ;
  rdfs:label "base pair based unit" ;
  rdfs:subClassOf obo:UO_0000189 .

obo:UO_0000231 a rdfs:Class ;
  rdfs:label "information unit" ;
  rdfs:comment "A unit which is a standard measure of the amount of information." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000226 a rdfs:Class ;
  rdfs:label "weber based unit" ;
  rdfs:subClassOf obo:UO_0000225 .

obo:UO_1000136 a rdfs:Class ;
  rdfs:label "roentgen based unit" ;
  rdfs:subClassOf obo:UO_0000131 .

obo:UO_0000004 a rdfs:Class ;
  rdfs:label "electric current unit" ;
  rdfs:comment "A unit which is a standard measure of the flow of electric charge." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1010037 a rdfs:Class ;
  rdfs:label "hundredweight based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_0000189 a rdfs:Class ;
  rdfs:label "count unit" ;
  rdfs:comment "A dimensionless unit which denotes a simple count of things." ;
  rdfs:subClassOf obo:UO_0000186 .

obo:UO_0000217 a rdfs:Class ;
  rdfs:label "electric potential difference unit" ;
  rdfs:comment "A unit which is a standard measure of the work done per unit charge as a charge is moved between two points in an electric field." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000177 a rdfs:Class ;
  rdfs:label "unit per volume unit" ;
  rdfs:comment "A concentration unit which is a standard measure of the number of units, as an agreed arbitrary amount, of a given substance per a specific volume of solution." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1010026 a rdfs:Class ;
  rdfs:label "fluid ounce based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_0000296 a rdfs:Class ;
  rdfs:label "deci" ;
  rdfs:comment "A prefix in the metric system denoting a factor of one tenth." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000140 a rdfs:Class ;
  rdfs:label "Roentgen equivalent man based unit" ;
  rdfs:subClassOf obo:UO_0000130 .

obo:UO_1000114 a rdfs:Class ;
  rdfs:label "watt based unit" ;
  rdfs:subClassOf obo:UO_0000113 .

obo:UO_1000125 a rdfs:Class ;
  rdfs:label "steradian based unit" ;
  rdfs:subClassOf obo:UO_0000124 .

obo:UO_1010032 a rdfs:Class ;
  rdfs:label "drachm based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_1000077 a rdfs:Class ;
  rdfs:label "meter per second per second based unit" ;
  rdfs:subClassOf obo:UO_0000048 .

obo:UO_1010033 a rdfs:Class ;
  rdfs:label "ounce based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_0000294 a rdfs:Class ;
  rdfs:label "kilo" ;
  rdfs:comment "A prefix in the metric system denoting a factor of one thousand." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0010052 a rdfs:Class ;
  rdfs:label "pounds per square inch" ;
  rdfs:comment "A pressure unit which is equal to 6894.757 pascal." ;
  rdfs:subClassOf obo:UO_0000109 .

obo:UO_1000019 a rdfs:Class ;
  rdfs:label "angstrom based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_1010020 a rdfs:Class ;
  rdfs:label "fathom based unit" .

obo:UO_1000008 a rdfs:Class ;
  rdfs:label "meter based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_0000205 a rdfs:Class ;
  rdfs:label "volume per unit volume" ;
  rdfs:comment "A dimensionless concentration unit which denotes the given volume of the solute in the total volume of the resulting solution." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_0000074 a rdfs:Class ;
  rdfs:label "unit of normality" ;
  rdfs:comment "A unit of concentration which highlights the chemical nature of salts." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000097 a rdfs:Class ;
  rdfs:label "cubic centimeter based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000170 a rdfs:Class ;
  rdfs:label "parts per billion based unit" ;
  rdfs:subClassOf obo:UO_0000166 .

obo:UO_0000127 a rdfs:Class ;
  rdfs:label "radiation unit" ;
  rdfs:comment "A unit which is a standard measure of the amount of radiation emitted by a given radiation source as well as the amount of radiation absorbed or deposited in a specific material by a radiation source." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000179 a rdfs:Class ;
  rdfs:label "unit per liter based unit" ;
  rdfs:subClassOf obo:UO_0000177 .

obo:UO_0000299 a rdfs:Class ;
  rdfs:label "micro" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -6." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000211 a rdfs:Class ;
  rdfs:label "plaque forming unit based unit" ;
  rdfs:subClassOf obo:UO_0000189 .

obo:UO_1000078 a rdfs:Class ;
  rdfs:label "radian per second per second based unit" ;
  rdfs:subClassOf obo:UO_0000050 .

obo:UO_0000323 a rdfs:Class ;
  rdfs:label "ton per hectare" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in tons divided by the surface area in hectares." ;
  rdfs:subClassOf obo:UO_0000054 .

obo:UO_0000046 a rdfs:Class ;
  rdfs:label "prefix" .

obo:UO_0000293 a rdfs:Class ;
  rdfs:label "mega" ;
  rdfs:comment "A prefix in the metric system denoting a factor of million." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0000253 a rdfs:Class ;
  rdfs:label "surface tension unit" ;
  rdfs:comment "A unit which is a standard measure of the ability of a liguid to attraction of molecules at its surface as a result of unbalanced molecular cohesive forces." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0010006 a rdfs:Class ;
  rdfs:label "ratio" ;
  rdfs:comment "A dimensionless ratio unit which, given a pair of quantities a and b, for which b is a multiple of a, denotes b by giving the multiplier (coefficient) c for a to result in b." ;
  rdfs:subClassOf obo:UO_0000190 .

obo:UO_1000120 a rdfs:Class ;
  rdfs:label "katal based unit" ;
  rdfs:subClassOf obo:UO_0000119 .

obo:UO_1010022 a rdfs:Class ;
  rdfs:label "nautical mile based unit" .

obo:UO_1010031 a rdfs:Class ;
  rdfs:label "grain based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_1000237 a rdfs:Class ;
  rdfs:label "chroma sampling unit based unit" ;
  rdfs:subClassOf obo:UO_0000236 .

obo:UO_1000168 a rdfs:Class ;
  rdfs:label "parts per thousand based unit" ;
  rdfs:subClassOf obo:UO_0000166 .

obo:UO_1000204 a rdfs:Class ;
  rdfs:label "katal per liter based unit" ;
  rdfs:subClassOf obo:UO_0000202 .

obo:UO_1000284 a rdfs:Class ;
  rdfs:label "count per nanomolar based unit" ;
  rdfs:subClassOf obo:UO_0000280 .

obo:UO_1010039 a rdfs:Class ;
  rdfs:label "slug based unit" ;
  rdfs:subClassOf obo:UO_0000111 .

obo:UO_0000182 a rdfs:Class ;
  rdfs:label "density unit" ;
  rdfs:comment "A unit which is a standard measure of the influence exerted by some mass." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000265 a rdfs:Class ;
  rdfs:label "watt per meter kelvin based unit" ;
  rdfs:subClassOf obo:UO_0000263 .

obo:UO_1000034 a rdfs:Class ;
  rdfs:label "week based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_0000054 a rdfs:Class ;
  rdfs:label "area density unit" ;
  rdfs:comment "A density unit which is a standard measure of the mass exerting an influence on a given area." ;
  rdfs:subClassOf obo:UO_0000182 .

obo:UO_1000175 a rdfs:Class ;
  rdfs:label "gram per liter based unit" ;
  rdfs:subClassOf obo:UO_0000052 .

obo:UO_1000215 a rdfs:Class ;
  rdfs:label "plaque forming unit per milliliter based unit" ;
  rdfs:subClassOf obo:UO_0000214 .

obo:UO_1000282 a rdfs:Class ;
  rdfs:label "count per molar second based unit" ;
  rdfs:subClassOf obo:UO_0000280 .

obo:UO_1010017 a rdfs:Class ;
  rdfs:label "mile based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_1000092 a rdfs:Class ;
  rdfs:label "turns per second based unit" ;
  rdfs:subClassOf obo:UO_0000058 .

obo:UO_0000303 a rdfs:Class ;
  rdfs:label "femto" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -15." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000081 a rdfs:Class ;
  rdfs:label "square centimeter based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_1000181 a rdfs:Class ;
  rdfs:label "enzyme unit based unit" ;
  rdfs:subClassOf obo:UO_0000119 .

obo:UO_1000164 a rdfs:Class ;
  rdfs:label "mass volume percentage based unit" ;
  rdfs:subClassOf obo:UO_0000051 , obo:UO_0000187 .

obo:UO_1000192 a rdfs:Class ;
  rdfs:label "molecule count based unit" ;
  rdfs:subClassOf obo:UO_0000189 .

obo:UO_1000197 a rdfs:Class ;
  rdfs:label "liter per kilogram based unit" ;
  rdfs:subClassOf obo:UO_0000059 .

obo:UO_0010074 a rdfs:Class ;
  rdfs:label "heartbeats per minute"@en ;
  rdfs:comment "A rate unit which represents a measurement of the number of an organism's heartbeats per one minute."@en ;
  rdfs:subClassOf obo:UO_0000280 .

obo:UO_1000233 a rdfs:Class ;
  rdfs:label "byte based unit" ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_1000012 a rdfs:Class ;
  rdfs:label "kelvin based unit" ;
  rdfs:subClassOf obo:UO_0000005 .

obo:UO_0000052 a rdfs:Class ;
  rdfs:label "mass density unit" ;
  rdfs:comment "A density unit which is a standard measure of the mass of a substance in a given volume." ;
  rdfs:subClassOf obo:UO_0000182 .

obo:UO_0000130 a rdfs:Class ;
  rdfs:label "dose equivalent unit" ;
  rdfs:comment "A unit which is a standard measure of the expression of dose in terms of its biological effect." ;
  rdfs:subClassOf obo:UO_0000127 .

obo:UO_0000001 a rdfs:Class ;
  rdfs:label "length unit" ;
  rdfs:comment "A unit which is a standard measure of the distance between two points." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000240 a rdfs:Class ;
  rdfs:label "dots per inch based unit" ;
  rdfs:subClassOf obo:UO_0000239 .

obo:UO_0010044 a rdfs:Class ;
  rdfs:label "united states customary tablespoon" ;
  rdfs:comment "A United States customary units tablespoon is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions in America. It equals a 14.79 mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000312 a rdfs:Class ;
  rdfs:label "relative light unit based unit" ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1000171 a rdfs:Class ;
  rdfs:label "parts per trillion based unit" ;
  rdfs:subClassOf obo:UO_0000166 .

obo:UO_0000227 a rdfs:Class ;
  rdfs:label "magnetic flux density unit" ;
  rdfs:comment "A unit which is a standard measure of the strength of a magnetic field." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000057 a rdfs:Class ;
  rdfs:label "momentum unit" ;
  rdfs:comment "A unit which is a standard measure of the quantity of motion measured by the product of mass and velocity." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000307 a rdfs:Class ;
  rdfs:label "dose unit" ;
  rdfs:comment "A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered to a recipient subject, expressed in terms of the size of the subject." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000153 a rdfs:Class ;
  rdfs:label "foot candle based unit" ;
  rdfs:subClassOf obo:UO_0000115 .

obo:UO_0000000 a rdfs:Class ;
  rdfs:label "unit" ;
  rdfs:comment "A unit of measurement is a standardized quantity of a physical quality." .

obo:UO_1000110 a rdfs:Class ;
  rdfs:label "pascal based unit" ;
  rdfs:subClassOf obo:UO_0000109 .

obo:UO_0000005 a rdfs:Class ;
  rdfs:label "temperature unit" ;
  rdfs:comment "A unit which is a standard measure of the average kinetic energy of the particles in a sample of matter." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1010001 a rdfs:Class ;
  rdfs:label "square micrometer based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_1000135 a rdfs:Class ;
  rdfs:label "rad based unit" ;
  rdfs:subClassOf obo:UO_0000129 .

obo:UO_1000254 a rdfs:Class ;
  rdfs:label "newton per meter based unit" ;
  rdfs:subClassOf obo:UO_0000253 .

obo:UO_0000295 a rdfs:Class ;
  rdfs:label "deca" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0010073 a rdfs:Class ;
  rdfs:label "cell count"@en ;
  rdfs:comment "A count unit that denotes a count of cells."@en ;
  rdfs:subClassOf obo:UO_0000189 .

obo:UO_0000288 a rdfs:Class ;
  rdfs:label "zetta" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten to the power of 21." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1010038 a rdfs:Class ;
  rdfs:label "ton based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_1000108 a rdfs:Class ;
  rdfs:label "newton based unit" ;
  rdfs:subClassOf obo:UO_0000107 .

obo:UO_0000202 a rdfs:Class ;
  rdfs:label "catalytic (activity) concentration unit" ;
  rdfs:comment "A concentration unit which is a standard measure of the amount of the action of a catalyst in a given volume." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_0000318 a rdfs:Class ;
  rdfs:label "formazin nephelometric unit" ;
  rdfs:comment "1000 formazin turbidity units (FNU) on the empirical formazin turbidity scale represents reflectance of insol. reaction products of 0.0725 g hydrazine sulfate with 0.7250 g hexamethylenetetramine diluted to 1 L." ;
  rdfs:subClassOf obo:UO_0000315 .

obo:UO_1010027 a rdfs:Class ;
  rdfs:label "gill based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_0010047 a rdfs:Class ;
  rdfs:label "united states fda cup" ;
  rdfs:comment "A United States FDA cup is a unit of measurement of volume used by the US Federal Department of Agriculture as a nutritional serving measure. It equals a 240 mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000243 a rdfs:Class ;
  rdfs:label "pixels per millimeter based unit" ;
  rdfs:subClassOf obo:UO_0000239 .

obo:UO_1010012 a rdfs:Class ;
  rdfs:label "thou based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_0000219 a rdfs:Class ;
  rdfs:label "electric charge" ;
  rdfs:comment "A unit which is a standard measure of the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000300 a rdfs:Class ;
  rdfs:label "nano" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -9." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000085 a rdfs:Class ;
  rdfs:label "candela per square meter based unit" ;
  rdfs:subClassOf obo:UO_0000053 .

obo:UO_0000315 a rdfs:Class ;
  rdfs:label "turbidity unit" ;
  rdfs:comment "A unit used to indicate the clarity of water or other solutions or suspensions, as measured by the ability of the solution or suspension to scatter light of a defined wavelength range." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000049 a rdfs:Class ;
  rdfs:label "angular velocity unit" ;
  rdfs:comment "A unit which is a standard measure of the rate of angular movement about an axis; the angle rotated in a given time." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0010077 a rdfs:Class ;
  rdfs:label "PCR quantification cycle"@en ;
  rdfs:comment "A count unit of how many Polymerase Chain Reaction (PCR) cycles it took to detect a real signal from a sample. Equivalent to the PCR cycle number at which a sample's reaction curve intersects the threshold line."@en ;
  rdfs:subClassOf obo:UO_0000189 .

obo:UO_0000187 a rdfs:Class ;
  rdfs:label "percent" ;
  rdfs:comment "A dimensionless ratio unit which denotes numbers as fractions of 100." ;
  rdfs:subClassOf obo:UO_0000190 .

obo:UO_0000236 a rdfs:Class ;
  rdfs:label "image resolution unit" ;
  rdfs:comment "An information unit which is a standard measure of the detail an image holds." ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_1000035 a rdfs:Class ;
  rdfs:label "month based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_0000067 a rdfs:Class ;
  rdfs:label "unit of molality" ;
  rdfs:comment "A concentration unit which is a standard measure of the number of moles of a given substance per kilogram of solvent." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000193 a rdfs:Class ;
  rdfs:label "purity percentage based unit" ;
  rdfs:subClassOf obo:UO_0000187 .

obo:UO_1000096 a rdfs:Class ;
  rdfs:label "cubic meter based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_0000214 a rdfs:Class ;
  rdfs:label "plaque forming unit per volume" ;
  rdfs:comment "A concentration unit which a measure of plaque forming units in a given volume." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000223 a rdfs:Class ;
  rdfs:label "watt-hour based unit" ;
  rdfs:subClassOf obo:UO_0000111 .

obo:UO_1010036 a rdfs:Class ;
  rdfs:label "quarter based unit" ;
  rdfs:subClassOf obo:UO_0000002 .

obo:UO_1000137 a rdfs:Class ;
  rdfs:label "sievert based unit" ;
  rdfs:subClassOf obo:UO_0000130 .

obo:UO_0000287 a rdfs:Class ;
  rdfs:label "hecto" ;
  rdfs:comment "A prefix in the metric system denoting a factor of one hundred." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0000056 a rdfs:Class ;
  rdfs:label "molar volume unit" ;
  rdfs:comment "A unit which is a standard measure of the volume of a homogeneous substance containing 6.02 x 1023 atoms or molecules." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000201 a rdfs:Class ;
  rdfs:label "cells per milliliter based unit" ;
  rdfs:subClassOf obo:UO_0000200 .

obo:UO_1010030 a rdfs:Class ;
  rdfs:label "gallon based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000100 a rdfs:Class ;
  rdfs:label "cubic decimeter based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000148 a rdfs:Class ;
  rdfs:label "counts per minute based unit" ;
  rdfs:subClassOf obo:UO_0000128 .

obo:UO_0000113 a rdfs:Class ;
  rdfs:label "power unit" ;
  rdfs:comment "A unit which is a standard measure power or the rate of doing work." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000093 a rdfs:Class ;
  rdfs:label "cubic meter per kilogram based unit" ;
  rdfs:subClassOf obo:UO_0000059 .

obo:UO_0000119 a rdfs:Class ;
  rdfs:label "catalytic activity unit" ;
  rdfs:comment "A unit which is a standard measure of the amount of the action of a catalyst." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000263 a rdfs:Class ;
  rdfs:label "heat conduction unit" ;
  rdfs:comment "A unit which represents a standard measurement of the spontaneous transfer of thermal energy through matter, from a region of higher temperature to a region of lower temperature." ;
  rdfs:subClassOf obo:UO_0000261 .

obo:UO_1000167 a rdfs:Class ;
  rdfs:label "parts per hundred based unit" ;
  rdfs:subClassOf obo:UO_0000166 .

obo:UO_0000124 a rdfs:Class ;
  rdfs:label "solid angle unit" ;
  rdfs:comment "A unit which is a standard measure of the angle formed by three or more planes intersecting at a common point." ;
  rdfs:subClassOf obo:UO_0000121 .

obo:UO_0000183 a rdfs:Class ;
  rdfs:label "linear density unit" ;
  rdfs:comment "A density unit which is a standard measure of the mass exerting an influence on a one-dimensional object." ;
  rdfs:subClassOf obo:UO_0000182 .

obo:UO_0000159 a rdfs:Class ;
  rdfs:label "radiant intensity unit" ;
  rdfs:comment "A unit which is a standard measure of the intensity of electromagnetic radiation." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1010029 a rdfs:Class ;
  rdfs:label "quart based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1010018 a rdfs:Class ;
  rdfs:label "league based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_0000290 a rdfs:Class ;
  rdfs:label "peta" ;
  rdfs:comment "A prefix in the metric system denoting a factor of ten to the power of 15." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_1000082 a rdfs:Class ;
  rdfs:label "square millimeter based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_1000314 a rdfs:Class ;
  rdfs:label "relative fluorescence unit based unit" .

obo:UO_0000060 a rdfs:Class ;
  rdfs:label "speed/velocity unit" ;
  rdfs:comment "A unit which is a standard measure of the rate of movement. Speed is measured in the same physical units of measurement as velocity, but does not contain the element of direction that velocity has. Speed is thus the magnitude component of velocity." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000270 a rdfs:Class ;
  rdfs:label "volumetric flow rate unit" ;
  rdfs:comment "A unit which is a standard measure of the volume of fluid which passes through a given surface per unit time ." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1010025 a rdfs:Class ;
  rdfs:label "acre based unit" ;
  rdfs:subClassOf obo:UO_0000047 .

obo:UO_0000322 a rdfs:Class ;
  rdfs:label "fold dilution" ;
  rdfs:comment "A unit that is the ratio of concentration of two solutions of interest, typically with one solution derived from the other by the addition of solvent." ;
  rdfs:subClassOf obo:UO_0000186 .

obo:UO_0000053 a rdfs:Class ;
  rdfs:label "luminance unit" ;
  rdfs:comment "A unit which is a standard measure of the luminous intensity impinging on a given area." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1000013 a rdfs:Class ;
  rdfs:label "mole based unit" ;
  rdfs:subClassOf obo:UO_0000006 .

obo:UO_0000304 a rdfs:Class ;
  rdfs:label "atto" ;
  rdfs:comment "A prefix in the metric system denoting a factor of 10 to the power of -18." ;
  rdfs:subClassOf obo:UO_0000046 .

obo:UO_0000200 a rdfs:Class ;
  rdfs:label "cell concentration unit" ;
  rdfs:comment "A concentration unit which denotes the average cell number in a given volume." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000203 a rdfs:Class ;
  rdfs:label "katal per cubic meter based unit" ;
  rdfs:subClassOf obo:UO_0000202 .

obo:UO_0000225 a rdfs:Class ;
  rdfs:label "magnetic flux unit" ;
  rdfs:comment "A unit which is a standard measure of quantity of magnetism, taking account of the strength and the extent of a magnetic field." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000007 a rdfs:Class ;
  rdfs:label "luminous intensity unit" ;
  rdfs:comment "A unit which is a standard measure of the wavelength-weighted power emitted by a light source in a particular direction." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1010028 a rdfs:Class ;
  rdfs:label "pint based unit" ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000178 a rdfs:Class ;
  rdfs:label "unit per milliliter based unit" ;
  rdfs:subClassOf obo:UO_0000177 .

obo:UO_0000186 a rdfs:Class ;
  rdfs:label "dimensionless unit" ;
  rdfs:comment "A unit which is a standard measure of physical quantity consisting of only a numerical number without any units." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000002 a rdfs:Class ;
  rdfs:label "mass unit" ;
  rdfs:comment "A unit which is a standard measure of the amount of matter/energy of a physical object." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000121 a rdfs:Class ;
  rdfs:label "angle unit" ;
  rdfs:comment "A unit which is a standard measure of the figure or space formed by the junction of two lines or planes." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000256 a rdfs:Class ;
  rdfs:label "viscosity unit" ;
  rdfs:comment "A unit which is a standard measure of the internal resistance of fluids to flow." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000123 a rdfs:Class ;
  rdfs:label "radian based unit" ;
  rdfs:subClassOf obo:UO_0000122 .

obo:UO_1000075 a rdfs:Class ;
  rdfs:label "normal based unit" ;
  rdfs:subClassOf obo:UO_0000074 .

obo:UO_1000172 a rdfs:Class ;
  rdfs:label "parts per quadrillion based unit" ;
  rdfs:subClassOf obo:UO_0000166 .

obo:UO_1000156 a rdfs:Class ;
  rdfs:label "einstein per square meter per second based unit" ;
  rdfs:subClassOf obo:UO_0000154 .

obo:UO_1000246 a rdfs:Class ;
  rdfs:label "mebibyte based unit" ;
  rdfs:subClassOf obo:UO_0000231 .

obo:UO_0010070 a rdfs:Class ;
  rdfs:label "picogram per milliliter"@en ;
  rdfs:comment "A gram per milliliter unit which is equal to one picogram per one milliliter."@en ;
  rdfs:subClassOf obo:UO_1000173 .

obo:UO_1000208 a rdfs:Class ;
  rdfs:label "gram per deciliter based unit" ;
  rdfs:subClassOf obo:UO_0000052 .

obo:UO_0000267 a rdfs:Class ;
  rdfs:label "electric field strength unit" ;
  rdfs:comment "The electric field strength is a unit which is a measure of the potential difference between two points some distance apart." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_1000213 a rdfs:Class ;
  rdfs:label "colony forming unit per milliliter based unit" ;
  rdfs:subClassOf obo:UO_0000212 .

obo:UO_0000298 a rdfs:Class ;
  rdfs:label "centi" ;
  rdfs:comment "A prefix in the metric system denoting a factor of one hundredth." ;
  rdfs:subClassOf obo:UO_0000046 .

<https://w3id.org/linkml/Any> a rdfs:Class ;
  rdfs:comment "An unconstrained type or object" .

obo:UO_0010048 a rdfs:Class ;
  rdfs:label "obsolete micromole" ;
  rdfs:comment "DEPRECATED: Duplicate of http://purl.obolibrary.org/obo/UO_0000039. A substance unit which is equal to one millionth of a mole." .

obo:UO_1000031 a rdfs:Class ;
  rdfs:label "minute based unit" ;
  rdfs:subClassOf obo:UO_0000003 .

obo:UO_0000045 a rdfs:Class ;
  rdfs:label "base unit" ;
  rdfs:comment "A unit which is one of a particular measure to which all measures of that type can be related." ;
  rdfs:subClassOf obo:UO_0000000 .

obo:UO_0000319 a rdfs:Class ;
  rdfs:label "radioactivity concentration" ;
  rdfs:comment "A concentration unit which is a standard measure of the amount of radioactivity in a given volume." ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_1000268 a rdfs:Class ;
  rdfs:label "volt per meter based unit" ;
  rdfs:subClassOf obo:UO_0000267 .

obo:UO_0010041 a rdfs:Class ;
  rdfs:label "united states customary teaspoon" ;
  rdfs:comment "A United States customary units teaspoon is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions in America. It equals a 4.93 mL volume." ;
  rdfs:subClassOf obo:UO_0000095 .

obo:UO_1000079 a rdfs:Class ;
  rdfs:label "radian per second based unit" ;
  rdfs:subClassOf obo:UO_0000049 .

obo:UO_1010011 a rdfs:Class ;
  rdfs:label "inch based unit" ;
  rdfs:subClassOf obo:UO_0000001 .

obo:UO_1000089 a rdfs:Class ;
  rdfs:label "cubic meter per mole based unit" ;
  rdfs:subClassOf obo:UO_0000056 .

obo:UO_1000134 a rdfs:Class ;
  rdfs:label "gray based unit" ;
  rdfs:subClassOf obo:UO_0000129 .

obo:UO_0000161 a rdfs:Class ;
  rdfs:label "radiance unit" ;
  rdfs:comment "A unit which is a standard measure of the power of electromagnetic radiation through space or through a material medium in the form of electromagnetic waves." ;
  rdfs:subClassOf obo:UO_0000157 .

obo:UO_1000068 a rdfs:Class ;
  rdfs:label "molal based unit" ;
  rdfs:subClassOf obo:UO_0000067 .

obo:UO_1000220 a rdfs:Class ;
  rdfs:label "coulomb based unit" ;
  rdfs:subClassOf obo:UO_0000219 .

obo:UO_1000310 a rdfs:Class ;
  rdfs:label "dosage unit based unit" ;
  rdfs:subClassOf obo:UO_0000051 .

obo:UO_0000278 a rdfs:Class ;
  rdfs:label "nmole/disk" ;
  rdfs:comment "A unit which is equal to one nanomole per disk, where a disk is some physical surface/container upon which the substance is deposited." ;
  rdfs:subClassOf obo:UO_0000276 .

obo:UO_1000257 a rdfs:Class ;
  rdfs:label "pascal second based unit" ;
  rdfs:subClassOf obo:UO_0000256 .

obo:has_prefix a rdf:Property ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:is_unit_of a rdf:Property ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:UO_0000273 a rdfs:Class ;
  rdfs:label "milligram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in milligrams divided by the volume in liters." ;
  rdfs:subClassOf obo:UO_1000175 ;
  a obo:UO_0000273 ;
  rdfs:label "milligram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in milligrams divided by the volume in liters." .

obo:UO_0000147 a rdfs:Class ;
  rdfs:label "disintegrations per minute" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per minute or there is one atom disintegration per minute." ;
  rdfs:subClassOf obo:UO_1000147 ;
  a obo:UO_0000147 ;
  rdfs:label "disintegrations per minute" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per minute or there is one atom disintegration per minute." .

obo:UO_0000132 a rdfs:Class ;
  rdfs:label "becquerel" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second (dps)." ;
  rdfs:subClassOf obo:UO_1000132 ;
  a obo:UO_0000132 ;
  rdfs:label "becquerel" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second (dps)." .

obo:UO_0000178 a rdfs:Class ;
  rdfs:label "unit per milliliter" ;
  rdfs:comment "A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one milliliter." ;
  rdfs:subClassOf obo:UO_1000178 ;
  a obo:UO_0000178 ;
  rdfs:label "unit per milliliter" ;
  rdfs:comment "A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one milliliter." .

obo:UO_0000090 a rdfs:Class ;
  rdfs:label "cubic centimeter per mole" ;
  rdfs:comment "A molar volume unit which is equal to 1 cubic centimeter occupied by one mole of a substance in the form of a solid, liquid, or gas." ;
  rdfs:subClassOf obo:UO_1000090 ;
  a obo:UO_0000090 ;
  rdfs:label "cubic centimeter per mole" ;
  rdfs:comment "A molar volume unit which is equal to 1 cubic centimeter occupied by one mole of a substance in the form of a solid, liquid, or gas." .

obo:UO_0010060 a rdfs:Class ;
  rdfs:label "gray per minute" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one gray absorbed per minute." ;
  rdfs:subClassOf obo:UO_1010060 ;
  a obo:UO_0010060 ;
  rdfs:label "gray per minute" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one gray absorbed per minute." .

obo:UO_0000195 a rdfs:Class ;
  rdfs:label "degree Fahrenheit" ;
  rdfs:comment "A temperature unit which is equal to 5/9ths of a kelvin. Negative 40 degrees Fahrenheit is equal to negative 40 degrees Celsius." ;
  rdfs:subClassOf obo:UO_1000195 ;
  a obo:UO_0000195 ;
  rdfs:label "degree Fahrenheit" ;
  rdfs:comment "A temperature unit which is equal to 5/9ths of a kelvin. Negative 40 degrees Fahrenheit is equal to negative 40 degrees Celsius." .

obo:UO_0000031 a rdfs:Class ;
  rdfs:label "minute" ;
  rdfs:comment "A time unit which is equal to 60 seconds." ;
  rdfs:subClassOf obo:UO_1000031 ;
  a obo:UO_0000031 ;
  rdfs:label "minute" ;
  rdfs:comment "A time unit which is equal to 60 seconds." .

obo:UO_0000096 a rdfs:Class ;
  rdfs:label "cubic meter" ;
  rdfs:comment "A volume unit which is equal to the volume of a cube with edges one meter in length. One cubic meter equals to 1000 liters." ;
  rdfs:subClassOf obo:UO_1000096 ;
  a obo:UO_0000096 ;
  rdfs:label "cubic meter" ;
  rdfs:comment "A volume unit which is equal to the volume of a cube with edges one meter in length. One cubic meter equals to 1000 liters." .

obo:UO_0000114 a rdfs:Class ;
  rdfs:label "watt" ;
  rdfs:comment "A power unit which is equal to the power used when work is done at the rate of 1 joule per second." ;
  rdfs:subClassOf obo:UO_1000114 ;
  a obo:UO_0000114 ;
  rdfs:label "watt" ;
  rdfs:comment "A power unit which is equal to the power used when work is done at the rate of 1 joule per second." .

obo:UO_0000173 a rdfs:Class ;
  rdfs:label "gram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in grams divided by the volume in milliliter." ;
  rdfs:subClassOf obo:UO_1000173 ;
  a obo:UO_0000173 ;
  rdfs:label "gram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in grams divided by the volume in milliliter." .

obo:UO_0010030 a rdfs:Class ;
  rdfs:label "gallon" ;
  rdfs:comment "An imperial volume unit which is equivalent to 4,546.09 millilitres, or 8 pints." ;
  rdfs:subClassOf obo:UO_1010030 ;
  a obo:UO_0010030 ;
  rdfs:label "gallon" ;
  rdfs:comment "An imperial volume unit which is equivalent to 4,546.09 millilitres, or 8 pints." .

obo:UO_0000034 a rdfs:Class ;
  rdfs:label "week" ;
  rdfs:comment "A time unit which is equal to 7 days." ;
  rdfs:subClassOf obo:UO_1000034 ;
  a obo:UO_0000034 ;
  rdfs:label "week" ;
  rdfs:comment "A time unit which is equal to 7 days." .

obo:UO_0000072 a rdfs:Class ;
  rdfs:label "picomolal" ;
  rdfs:comment "A molality unit which is equal to 10^[-12] m." ;
  rdfs:subClassOf obo:UO_1000068 ;
  a obo:UO_0000072 ;
  rdfs:label "picomolal" ;
  rdfs:comment "A molality unit which is equal to 10^[-12] m." .

obo:UO_0000234 a rdfs:Class ;
  rdfs:label "kilobyte" ;
  rdfs:comment "An information unit which is equal to 1000 bytes." ;
  rdfs:subClassOf obo:UO_1000233 ;
  a obo:UO_0000234 ;
  rdfs:label "kilobyte" ;
  rdfs:comment "An information unit which is equal to 1000 bytes." .

obo:UO_0000207 a rdfs:Class ;
  rdfs:label "milliliter per liter" ;
  rdfs:comment "A volume per unit volume unit which is equal to one millionth of a liter of solute in one liter of solution." ;
  rdfs:subClassOf obo:UO_0000205 ;
  a obo:UO_0000207 ;
  rdfs:label "milliliter per liter" ;
  rdfs:comment "A volume per unit volume unit which is equal to one millionth of a liter of solute in one liter of solution." .

obo:UO_0000163 a rdfs:Class ;
  rdfs:label "mass percentage" ;
  rdfs:comment "A dimensionless concentration unit which denotes the mass of a substance in a mixture as a percentage of the mass of the entire mixture." ;
  rdfs:subClassOf obo:UO_1000163 ;
  a obo:UO_0000163 ;
  rdfs:label "mass percentage" ;
  rdfs:comment "A dimensionless concentration unit which denotes the mass of a substance in a mixture as a percentage of the mass of the entire mixture." .

obo:UO_0000013 a rdfs:Class ;
  rdfs:label "mole" ;
  rdfs:comment "A substance unit which is equal to the amount of substance of a molecular system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000013 ;
  a obo:UO_0000013 ;
  rdfs:label "mole" ;
  rdfs:comment "A substance unit which is equal to the amount of substance of a molecular system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12." .

obo:UO_0010065 a rdfs:Class ;
  rdfs:label "milligray per second" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per second." ;
  rdfs:subClassOf obo:UO_0000129 ;
  a obo:UO_0010065 ;
  rdfs:label "milligray per second" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per second." .

obo:UO_0010001 a rdfs:Class ;
  rdfs:label "square micrometer" ;
  rdfs:comment "An area unit which is equal to an area enclosed by a square with sides each 1 micrometer long." ;
  rdfs:subClassOf obo:UO_1010001 ;
  a obo:UO_0010001 ;
  rdfs:label "square micrometer" ;
  rdfs:comment "An area unit which is equal to an area enclosed by a square with sides each 1 micrometer long." .

obo:UO_0010008 a rdfs:Class ;
  rdfs:label "kilometer per hour" ;
  rdfs:comment "A speed/velocity unit which is equal to the speed of an object traveling 1 kilometer distance in one hour." ;
  rdfs:subClassOf obo:UO_0000060 ;
  a obo:UO_0010008 ;
  rdfs:label "kilometer per hour" ;
  rdfs:comment "A speed/velocity unit which is equal to the speed of an object traveling 1 kilometer distance in one hour." .

obo:UO_0000310 a rdfs:Class ;
  rdfs:label "dosage unit" ;
  rdfs:comment "A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered over time to a recipient subject, expressed in terms of the size of the subject." ;
  rdfs:subClassOf obo:UO_1000310 ;
  a obo:UO_0000310 ;
  rdfs:label "dosage unit" ;
  rdfs:comment "A concentration unit which is a standard measure of the amount of a toxic or pharmaceutical substance administered over time to a recipient subject, expressed in terms of the size of the subject." .

obo:UO_0010057 a rdfs:Class ;
  rdfs:label "gigaelectronvolt per nucleon" ;
  rdfs:comment "Derived unit which is equal to the total kinetic energy of an atomic nucleus in GeV divided by the number of nucleons in the nucleus" ;
  rdfs:subClassOf obo:UO_0000111 ;
  a obo:UO_0010057 ;
  rdfs:label "gigaelectronvolt per nucleon" ;
  rdfs:comment "Derived unit which is equal to the total kinetic energy of an atomic nucleus in GeV divided by the number of nucleons in the nucleus" .

obo:UO_0000223 a rdfs:Class ;
  rdfs:label "watt-hour" ;
  rdfs:comment "An energy unit which is equal to the amount of electrical energy equivalent to a one-watt load drawing power for one hour." ;
  rdfs:subClassOf obo:UO_1000223 ;
  a obo:UO_0000223 ;
  rdfs:label "watt-hour" ;
  rdfs:comment "An energy unit which is equal to the amount of electrical energy equivalent to a one-watt load drawing power for one hour." .

obo:UO_0000020 a rdfs:Class ;
  rdfs:label "picometer" ;
  rdfs:comment "A length unit which is equal to 10^[-12] m." ;
  rdfs:subClassOf obo:UO_1000008 ;
  a obo:UO_0000020 ;
  rdfs:label "picometer" ;
  rdfs:comment "A length unit which is equal to 10^[-12] m." .

obo:UO_0000103 a rdfs:Class ;
  rdfs:label "picoliter" ;
  rdfs:comment "A volume unit which is equal to 10^[-12] L." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000103 ;
  rdfs:label "picoliter" ;
  rdfs:comment "A volume unit which is equal to 10^[-12] L." .

obo:UO_0000245 a rdfs:Class ;
  rdfs:label "kibibyte" ;
  rdfs:comment "An information unit which is equal to 1024 B." ;
  rdfs:subClassOf obo:UO_1000245 ;
  a obo:UO_0000245 ;
  rdfs:label "kibibyte" ;
  rdfs:comment "An information unit which is equal to 1024 B." .

obo:UO_0000251 a rdfs:Class ;
  rdfs:label "picovolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one trillionth of a volt or 10^[-12] V." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000251 ;
  rdfs:label "picovolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one trillionth of a volt or 10^[-12] V." .

obo:UO_0000118 a rdfs:Class ;
  rdfs:label "lumen" ;
  rdfs:comment "A luminous flux unit which is equal to the luminous flux emitted into 1 steradian by a point source of 1 candela." ;
  rdfs:subClassOf obo:UO_1000118 ;
  a obo:UO_0000118 ;
  rdfs:label "lumen" ;
  rdfs:comment "A luminous flux unit which is equal to the luminous flux emitted into 1 steradian by a point source of 1 candela." .

obo:UO_0000327 a rdfs:Class ;
  rdfs:label "centiRay" ;
  rdfs:comment "A unit of genetic map distance defined corresponding to an interval in which there is a 1% probability of X-irradiation induced breakage. To be completely specified, the unit must be qualified by the radiation in dosage in rads (e.g. cR8000), because this determines the actual breakage probability." ;
  rdfs:subClassOf obo:UO_0000001 ;
  a obo:UO_0000327 ;
  rdfs:label "centiRay" ;
  rdfs:comment "A unit of genetic map distance defined corresponding to an interval in which there is a 1% probability of X-irradiation induced breakage. To be completely specified, the unit must be qualified by the radiation in dosage in rads (e.g. cR8000), because this determines the actual breakage probability." .

obo:UO_0000023 a rdfs:Class ;
  rdfs:label "microgram" ;
  rdfs:comment "A mass unit which is equal to one millionth of a gram or 10^[-6] g." ;
  rdfs:subClassOf obo:UO_1000021 ;
  a obo:UO_0000023 ;
  rdfs:label "microgram" ;
  rdfs:comment "A mass unit which is equal to one millionth of a gram or 10^[-6] g." .

obo:UO_0000250 a rdfs:Class ;
  rdfs:label "nanovolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one billionth of a volt or 10^[-12] V." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000250 ;
  rdfs:label "nanovolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one billionth of a volt or 10^[-12] V." .

obo:UO_0000158 a rdfs:Class ;
  rdfs:label "watt per steradian per square meter" ;
  rdfs:comment "A radiance unit which is equal to one watt of radiant power incident per steradian solid angle per one square meter projected area of the source, as viewed from the given direction." ;
  rdfs:subClassOf obo:UO_1000158 ;
  a obo:UO_0000158 ;
  rdfs:label "watt per steradian per square meter" ;
  rdfs:comment "A radiance unit which is equal to one watt of radiant power incident per steradian solid angle per one square meter projected area of the source, as viewed from the given direction." .

obo:UO_0000184 a rdfs:Class ;
  rdfs:label "kilogram per meter" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in kilograms divided by one meter." ;
  rdfs:subClassOf obo:UO_0000183 ;
  a obo:UO_0000184 ;
  rdfs:label "kilogram per meter" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in kilograms divided by one meter." .

obo:UO_0000143 a rdfs:Class ;
  rdfs:label "nanogray" ;
  rdfs:comment "An absorbed dose unit which is equal to one thousandth of a millionth of a gray or 10^[-9] Gy." ;
  rdfs:subClassOf obo:UO_1000134 ;
  a obo:UO_0000143 ;
  rdfs:label "nanogray" ;
  rdfs:comment "An absorbed dose unit which is equal to one thousandth of a millionth of a gray or 10^[-9] Gy." .

obo:UO_0000230 a rdfs:Class ;
  rdfs:label "kilovolt-hour" ;
  rdfs:comment "A magnetic flux unit which is equal to one thousand volt-hours." ;
  rdfs:subClassOf obo:UO_1000229 ;
  a obo:UO_0000230 ;
  rdfs:label "kilovolt-hour" ;
  rdfs:comment "A magnetic flux unit which is equal to one thousand volt-hours." .

obo:UO_0000135 a rdfs:Class ;
  rdfs:label "rad" ;
  rdfs:comment "An absorbed dose unit which is equal to 0.01 gray (Gy)." ;
  rdfs:subClassOf obo:UO_1000135 ;
  a obo:UO_0000135 ;
  rdfs:label "rad" ;
  rdfs:comment "An absorbed dose unit which is equal to 0.01 gray (Gy)." .

obo:UO_0000266 a rdfs:Class ;
  rdfs:label "electronvolt" ;
  rdfs:comment "A non-SI unit of energy (eV) defined as the energy acquired by a single unbound electron when it passes through an electrostatic potential difference of one volt. An electronvolt is equal to 1.602 176 53(14) x 10^-19 J." ;
  rdfs:subClassOf obo:UO_1000266 ;
  a obo:UO_0000266 ;
  rdfs:label "electronvolt" ;
  rdfs:comment "A non-SI unit of energy (eV) defined as the energy acquired by a single unbound electron when it passes through an electrostatic potential difference of one volt. An electronvolt is equal to 1.602 176 53(14) x 10^-19 J." .

obo:UO_0010020 a rdfs:Class ;
  rdfs:label "fathom" ;
  rdfs:comment "A maritime length unit which is equal to 6.08 feet, or 1.853184 metres" ;
  rdfs:subClassOf obo:UO_1010020 ;
  a obo:UO_0010020 ;
  rdfs:label "fathom" ;
  rdfs:comment "A maritime length unit which is equal to 6.08 feet, or 1.853184 metres" .

obo:UO_0010012 a rdfs:Class ;
  rdfs:label "thou" ;
  rdfs:comment "A length unit which is equal to 0.0254 millimetres." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010012 ;
  a obo:UO_0010012 ;
  rdfs:label "thou" ;
  rdfs:comment "A length unit which is equal to 0.0254 millimetres." .

obo:UO_0000100 a rdfs:Class ;
  rdfs:label "cubic decimeter" ;
  rdfs:comment "A volume unit which is equal to one thousand of a cubic meter or 10^[-3] m^[3], or to 1 L." ;
  rdfs:subClassOf obo:UO_1000100 ;
  a obo:UO_0000100 ;
  rdfs:label "cubic decimeter" ;
  rdfs:comment "A volume unit which is equal to one thousand of a cubic meter or 10^[-3] m^[3], or to 1 L." .

obo:UO_0000201 a rdfs:Class ;
  rdfs:label "cells per milliliter" ;
  rdfs:comment "A unit of cell concentration which is equal to one cell in a volume of 1 milliliter." ;
  rdfs:subClassOf obo:UO_1000201 ;
  a obo:UO_0000201 ;
  rdfs:label "cells per milliliter" ;
  rdfs:comment "A unit of cell concentration which is equal to one cell in a volume of 1 milliliter." .

obo:UO_0000029 a rdfs:Class ;
  rdfs:label "microsecond" ;
  rdfs:comment "A time unit which is equal to one millionth of a second or 10^[-6] s." ;
  rdfs:subClassOf obo:UO_1000010 ;
  a obo:UO_0000029 ;
  rdfs:label "microsecond" ;
  rdfs:comment "A time unit which is equal to one millionth of a second or 10^[-6] s." .

obo:UO_0000241 a rdfs:Class ;
  rdfs:label "micron pixel" ;
  rdfs:comment "A spatial resolution unit which is equal to a pixel size of one micrometer." ;
  rdfs:subClassOf obo:UO_0000239 ;
  a obo:UO_0000241 ;
  rdfs:label "micron pixel" ;
  rdfs:comment "A spatial resolution unit which is equal to a pixel size of one micrometer." .

obo:UO_0000018 a rdfs:Class ;
  rdfs:label "nanometer" ;
  rdfs:comment "A length unit which is equal to one thousandth of one millionth of a meter or 10^[-9] m." ;
  rdfs:subClassOf obo:UO_1000008 ;
  a obo:UO_0000018 ;
  rdfs:label "nanometer" ;
  rdfs:comment "A length unit which is equal to one thousandth of one millionth of a meter or 10^[-9] m." .

obo:UO_0000185 a rdfs:Class ;
  rdfs:label "degree" ;
  rdfs:comment "A plane angle unit which is equal to 1/360 of a full rotation or 1.7453310^[-2] rad." ;
  rdfs:subClassOf obo:UO_1000185 ;
  a obo:UO_0000185 ;
  rdfs:label "degree" ;
  rdfs:comment "A plane angle unit which is equal to 1/360 of a full rotation or 1.7453310^[-2] rad." .

obo:UO_0010019 a rdfs:Class ;
  rdfs:label "maritime length unit" ;
  rdfs:comment "A maritime length unit is one used primarily at sea." ;
  rdfs:subClassOf obo:UO_1010019 ;
  a obo:UO_0010019 ;
  rdfs:label "maritime length unit" ;
  rdfs:comment "A maritime length unit is one used primarily at sea." .

obo:UO_0000084 a rdfs:Class ;
  rdfs:label "gram per cubic centimeter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in grams divided by the volume in cubic centimeters." ;
  rdfs:subClassOf obo:UO_1000084 ;
  a obo:UO_0000084 ;
  rdfs:label "gram per cubic centimeter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in grams divided by the volume in cubic centimeters." .

obo:UO_0000229 a rdfs:Class ;
  rdfs:label "volt-hour" ;
  rdfs:comment "A magnetic flux unit which is equal to 3600 Wb." ;
  rdfs:subClassOf obo:UO_1000229 ;
  a obo:UO_0000229 ;
  rdfs:label "volt-hour" ;
  rdfs:comment "A magnetic flux unit which is equal to 3600 Wb." .

obo:UO_0000255 a rdfs:Class ;
  rdfs:label "dyne per cm" ;
  rdfs:comment "A surface tension unit which is equal to one dyne per centimeter." ;
  rdfs:subClassOf obo:UO_1000255 ;
  a obo:UO_0000255 ;
  rdfs:label "dyne per cm" ;
  rdfs:comment "A surface tension unit which is equal to one dyne per centimeter." .

obo:UO_0000174 a rdfs:Class ;
  rdfs:label "kilogram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in kilograms divided by the volume in liters." ;
  rdfs:subClassOf obo:UO_1000175 ;
  a obo:UO_0000174 ;
  rdfs:label "kilogram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in kilograms divided by the volume in liters." .

obo:UO_0000162 a rdfs:Class ;
  rdfs:label "watt per steradian" ;
  rdfs:comment "A radiant intensity unit which is equal to one kilogram meter squared per second cubed per steradian." ;
  rdfs:subClassOf obo:UO_1000162 ;
  a obo:UO_0000162 ;
  rdfs:label "watt per steradian" ;
  rdfs:comment "A radiant intensity unit which is equal to one kilogram meter squared per second cubed per steradian." .

obo:UO_0000272 a rdfs:Class ;
  rdfs:label "millimetres of mercury" ;
  rdfs:comment "A unit of pressure equal to the amount of fluid pressure one millimeter deep in mercury at zero degrees centigrade on Earth." ;
  rdfs:subClassOf obo:UO_0000109 ;
  a obo:UO_0000272 ;
  rdfs:label "millimetres of mercury" ;
  rdfs:comment "A unit of pressure equal to the amount of fluid pressure one millimeter deep in mercury at zero degrees centigrade on Earth." .

obo:UO_0000099 a rdfs:Class ;
  rdfs:label "liter" ;
  rdfs:comment "A volume unit which is equal to one thousandth of a cubic meter or 10^[-3] m^[3], or to 1 decimeter." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000099 ;
  rdfs:label "liter" ;
  rdfs:comment "A volume unit which is equal to one thousandth of a cubic meter or 10^[-3] m^[3], or to 1 decimeter." .

obo:UO_0000269 a rdfs:Class ;
  rdfs:label "absorbance unit" ;
  rdfs:comment "A dimensionless logarithmic unit assigned to a measure of absorbance of light through a partially absorbing substance, defined as -log10(I/I_0) where I = transmitted light and I_0 = incident light." ;
  rdfs:subClassOf obo:UO_1000269 ;
  a obo:UO_0000269 ;
  rdfs:label "absorbance unit" ;
  rdfs:comment "A dimensionless logarithmic unit assigned to a measure of absorbance of light through a partially absorbing substance, defined as -log10(I/I_0) where I = transmitted light and I_0 = incident light." .

obo:UO_0010034 a rdfs:Class ;
  rdfs:label "pound" ;
  rdfs:comment "An imperial mass unit which is equivalent to 453.592,37 grams." ;
  rdfs:subClassOf obo:UO_1010034 ;
  a obo:UO_0010034 ;
  rdfs:label "pound" ;
  rdfs:comment "An imperial mass unit which is equivalent to 453.592,37 grams." .

obo:UO_0000030 a rdfs:Class ;
  rdfs:label "picosecond" ;
  rdfs:comment "A time unit which is equal to 10^[-12] s." ;
  rdfs:subClassOf obo:UO_1000010 ;
  a obo:UO_0000030 ;
  rdfs:label "picosecond" ;
  rdfs:comment "A time unit which is equal to 10^[-12] s." .

obo:UO_0000218 a rdfs:Class ;
  rdfs:label "volt" ;
  rdfs:comment "An electric potential difference unit which is equal to the work per unit charge. One volt is the potential difference required to move one coulomb of charge between two points in a circuit while using one joule of energy." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000218 ;
  rdfs:label "volt" ;
  rdfs:comment "An electric potential difference unit which is equal to the work per unit charge. One volt is the potential difference required to move one coulomb of charge between two points in a circuit while using one joule of energy." .

obo:UO_0010031 a rdfs:Class ;
  rdfs:label "grain" ;
  rdfs:comment "An imperial mass unit which is equivalent to 64.798,91 milligrams." ;
  rdfs:subClassOf obo:UO_1010031 ;
  a obo:UO_0010031 ;
  rdfs:label "grain" ;
  rdfs:comment "An imperial mass unit which is equivalent to 64.798,91 milligrams." .

obo:UO_0000066 a rdfs:Class ;
  rdfs:label "picomolar" ;
  rdfs:comment "A unit of molarity which is equal to 10^[-12] M." ;
  rdfs:subClassOf obo:UO_1000062 ;
  a obo:UO_0000066 ;
  rdfs:label "picomolar" ;
  rdfs:comment "A unit of molarity which is equal to 10^[-12] M." .

obo:UO_0010023 a rdfs:Class ;
  rdfs:label "perch" ;
  rdfs:comment "An area unit which is equal to an area of 25.292,852,64 square meters, or 1 square rod." ;
  rdfs:subClassOf obo:UO_1010023 ;
  a obo:UO_0010023 ;
  rdfs:label "perch" ;
  rdfs:comment "An area unit which is equal to an area of 25.292,852,64 square meters, or 1 square rod." .

obo:UO_0000196 a rdfs:Class ;
  rdfs:label "pH" ;
  rdfs:comment "A dimensionless concentration notation which denotes the acidity of a solution in terms of activity of hydrogen ions (H+)." ;
  rdfs:subClassOf obo:UO_1000196 ;
  a obo:UO_0000196 ;
  rdfs:label "pH" ;
  rdfs:comment "A dimensionless concentration notation which denotes the acidity of a solution in terms of activity of hydrogen ions (H+)." .

obo:UO_0000258 a rdfs:Class ;
  rdfs:label "poise" ;
  rdfs:comment "A viscosity unit which is equal to one dyne second per square centimeter." ;
  rdfs:subClassOf obo:UO_1000258 ;
  a obo:UO_0000258 ;
  rdfs:label "poise" ;
  rdfs:comment "A viscosity unit which is equal to one dyne second per square centimeter." .

obo:UO_0000167 a rdfs:Class ;
  rdfs:label "parts per hundred" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 100 regardless of the units of measure as long as they are the same." ;
  rdfs:subClassOf obo:UO_1000167 ;
  a obo:UO_0000167 ;
  rdfs:label "parts per hundred" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 100 regardless of the units of measure as long as they are the same." .

obo:UO_0000206 a rdfs:Class ;
  rdfs:label "milliliter per cubic meter" ;
  rdfs:comment "A volume per unit volume unit which is equal to one millionth of a liter of solute in one cubic meter of solution." ;
  rdfs:subClassOf obo:UO_0000205 ;
  a obo:UO_0000206 ;
  rdfs:label "milliliter per cubic meter" ;
  rdfs:comment "A volume per unit volume unit which is equal to one millionth of a liter of solute in one cubic meter of solution." .

obo:UO_0000309 a rdfs:Class ;
  rdfs:label "milligram per square meter" ;
  rdfs:comment "A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per square meter of surface area of the recipient subject." ;
  rdfs:subClassOf obo:UO_0000307 , obo:UO_1010049 ;
  a obo:UO_0000309 ;
  rdfs:label "milligram per square meter" ;
  rdfs:comment "A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per square meter of surface area of the recipient subject." .

obo:UO_0000088 a rdfs:Class ;
  rdfs:label "gram per mole" ;
  rdfs:comment "A molar mass unit which is equal to one gram of mass of one mole of chemical element or chemical compound." ;
  rdfs:subClassOf obo:UO_1000088 ;
  a obo:UO_0000088 ;
  rdfs:label "gram per mole" ;
  rdfs:comment "A molar mass unit which is equal to one gram of mass of one mole of chemical element or chemical compound." .

obo:UO_0000285 a rdfs:Class ;
  rdfs:label "count per molar" ;
  rdfs:comment "A rate unit which is equal to one over one molar." ;
  rdfs:subClassOf obo:UO_1000285 ;
  a obo:UO_0000285 ;
  rdfs:label "count per molar" ;
  rdfs:comment "A rate unit which is equal to one over one molar." .

obo:UO_0010053 a rdfs:Class ;
  rdfs:label "micrograms per wheaton bottle" ;
  rdfs:comment "A unit of mass concentration defined as the number of micrograms of a substance per 250 ml Wheaton bottle." ;
  rdfs:subClassOf obo:UO_0000052 ;
  a obo:UO_0010053 ;
  rdfs:label "micrograms per wheaton bottle" ;
  rdfs:comment "A unit of mass concentration defined as the number of micrograms of a substance per 250 ml Wheaton bottle." .

obo:UO_0000033 a rdfs:Class ;
  rdfs:label "day" ;
  rdfs:comment "A time unit which is equal to 24 hours." ;
  rdfs:subClassOf obo:UO_1000033 ;
  a obo:UO_0000033 ;
  rdfs:label "day" ;
  rdfs:comment "A time unit which is equal to 24 hours." .

obo:UO_0000142 a rdfs:Class ;
  rdfs:label "milligray" ;
  rdfs:comment "An absorbed dose unit which is equal to one thousandth of a gray or 10^[-3] Gy." ;
  rdfs:subClassOf obo:UO_1000134 ;
  a obo:UO_0000142 ;
  rdfs:label "milligray" ;
  rdfs:comment "An absorbed dose unit which is equal to one thousandth of a gray or 10^[-3] Gy." .

obo:UO_0000313 a rdfs:Class ;
  rdfs:label "relative luminescence unit" ;
  rdfs:comment "A relative light unit which is a measure of relative luminescence intensity." ;
  rdfs:subClassOf obo:UO_1000313 ;
  a obo:UO_0000313 ;
  rdfs:label "relative luminescence unit" ;
  rdfs:comment "A relative light unit which is a measure of relative luminescence intensity." .

obo:UO_0000073 a rdfs:Class ;
  rdfs:label "femtomolar" ;
  rdfs:comment "A unit of molarity which is equal to 10^[-15] M." ;
  rdfs:subClassOf obo:UO_1000062 ;
  a obo:UO_0000073 ;
  rdfs:label "femtomolar" ;
  rdfs:comment "A unit of molarity which is equal to 10^[-15] M." .

obo:UO_0000027 a rdfs:Class ;
  rdfs:label "degree Celsius" ;
  rdfs:comment "A temperature unit which is equal to one kelvin degree. However, they have their zeros at different points. The centigrade scale has its zero at 273.15 K." ;
  rdfs:subClassOf obo:UO_1000027 ;
  a obo:UO_0000027 ;
  rdfs:label "degree Celsius" ;
  rdfs:comment "A temperature unit which is equal to one kelvin degree. However, they have their zeros at different points. The centigrade scale has its zero at 273.15 K." .

obo:UO_0000062 a rdfs:Class ;
  rdfs:label "molar" ;
  rdfs:comment "A unit of concentration which expresses a concentration of 1 mole of solute per liter of solution (mol/L)." ;
  rdfs:subClassOf obo:UO_1000062 ;
  a obo:UO_0000062 ;
  rdfs:label "molar" ;
  rdfs:comment "A unit of concentration which expresses a concentration of 1 mole of solute per liter of solution (mol/L)." .

obo:UO_0000254 a rdfs:Class ;
  rdfs:label "newton per meter" ;
  rdfs:comment "A surface tension unit which is equal to one newton per meter." ;
  rdfs:subClassOf obo:UO_1000254 ;
  a obo:UO_0000254 ;
  rdfs:label "newton per meter" ;
  rdfs:comment "A surface tension unit which is equal to one newton per meter." .

obo:UO_0000016 a rdfs:Class ;
  rdfs:label "millimeter" ;
  rdfs:comment "A length unit which is equal to one thousandth of a meter or 10^[-3] m." ;
  rdfs:subClassOf obo:UO_1000008 ;
  a obo:UO_0000016 ;
  rdfs:label "millimeter" ;
  rdfs:comment "A length unit which is equal to one thousandth of a meter or 10^[-3] m." .

obo:UO_0010056 a rdfs:Class ;
  rdfs:label "gigaelectronvolt" ;
  rdfs:comment "A unit of energy that is equal to one thousand million electronvolts." ;
  rdfs:subClassOf obo:UO_1000266 ;
  a obo:UO_0010056 ;
  rdfs:label "gigaelectronvolt" ;
  rdfs:comment "A unit of energy that is equal to one thousand million electronvolts." .

obo:UO_0000022 a rdfs:Class ;
  rdfs:label "milligram" ;
  rdfs:comment "A mass unit which is equal to one thousandth of a gram or 10^[-3] g." ;
  rdfs:subClassOf obo:UO_1000021 ;
  a obo:UO_0000022 ;
  rdfs:label "milligram" ;
  rdfs:comment "A mass unit which is equal to one thousandth of a gram or 10^[-3] g." .

obo:UO_0010064 a rdfs:Class ;
  rdfs:label "milligray per hour" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per hour." ;
  rdfs:subClassOf obo:UO_0000129 ;
  a obo:UO_0010064 ;
  rdfs:label "milligray per hour" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per hour." .

obo:UO_0000153 a rdfs:Class ;
  rdfs:label "foot candle" ;
  rdfs:comment "An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 foot^[2]. One footcandle is equal to 10.76 lux." ;
  rdfs:subClassOf obo:UO_1000153 ;
  a obo:UO_0000153 ;
  rdfs:label "foot candle" ;
  rdfs:comment "An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 foot^[2]. One footcandle is equal to 10.76 lux." .

obo:UO_0000281 a rdfs:Class ;
  rdfs:label "count per nanomolar second" ;
  rdfs:comment "A rate unit which is equal to one over one nanomolar second." ;
  rdfs:subClassOf obo:UO_1000281 ;
  a obo:UO_0000281 ;
  rdfs:label "count per nanomolar second" ;
  rdfs:comment "A rate unit which is equal to one over one nanomolar second." .

obo:UO_0000104 a rdfs:Class ;
  rdfs:label "femtoliter" ;
  rdfs:comment "A volume unit which is equal to 10^[-15] L." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000104 ;
  rdfs:label "femtoliter" ;
  rdfs:comment "A volume unit which is equal to 10^[-15] L." .

obo:UO_0000077 a rdfs:Class ;
  rdfs:label "meter per second per second" ;
  rdfs:comment "An acceleration unit which is equal to the acceleration an object changing its velocity by 1meter/s over a time period that equals one second." ;
  rdfs:subClassOf obo:UO_1000077 ;
  a obo:UO_0000077 ;
  rdfs:label "meter per second per second" ;
  rdfs:comment "An acceleration unit which is equal to the acceleration an object changing its velocity by 1meter/s over a time period that equals one second." .

obo:UO_0000220 a rdfs:Class ;
  rdfs:label "coulomb" ;
  rdfs:comment "An electrical charge unit which is equal to the amount of charge transferred by a current of 1 ampere in 1 second." ;
  rdfs:subClassOf obo:UO_1000220 ;
  a obo:UO_0000220 ;
  rdfs:label "coulomb" ;
  rdfs:comment "An electrical charge unit which is equal to the amount of charge transferred by a current of 1 ampere in 1 second." .

obo:UO_0000146 a rdfs:Class ;
  rdfs:label "microcurie" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to one millionth of a curie or 10^[-6] Ci." ;
  rdfs:subClassOf obo:UO_1000133 ;
  a obo:UO_0000146 ;
  rdfs:label "microcurie" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to one millionth of a curie or 10^[-6] Ci." .

obo:UO_0010002 a rdfs:Class ;
  rdfs:label "millisiemens" ;
  rdfs:comment "An electrical conduction unit which is equal to one thousandth of a siemen or 10^[-3] siemens." ;
  rdfs:subClassOf obo:UO_1000264 ;
  a obo:UO_0010002 ;
  rdfs:label "millisiemens" ;
  rdfs:comment "An electrical conduction unit which is equal to one thousandth of a siemen or 10^[-3] siemens." .

obo:UO_0000265 a rdfs:Class ;
  rdfs:label "watt per meter kelvin" ;
  rdfs:comment "An heat conduction unit which is equal to one watt divided by meter kelvin." ;
  rdfs:subClassOf obo:UO_1000265 ;
  a obo:UO_0000265 ;
  rdfs:label "watt per meter kelvin" ;
  rdfs:comment "An heat conduction unit which is equal to one watt divided by meter kelvin." .

obo:UO_0000106 a rdfs:Class ;
  rdfs:label "hertz" ;
  rdfs:comment "A frequency unit which is equal to 1 complete cycle of a recurring phenomenon in 1 second." ;
  rdfs:subClassOf obo:UO_1000106 ;
  a obo:UO_0000106 ;
  rdfs:label "hertz" ;
  rdfs:comment "A frequency unit which is equal to 1 complete cycle of a recurring phenomenon in 1 second." .

obo:UO_0000038 a rdfs:Class ;
  rdfs:label "microampere" ;
  rdfs:comment "An electric current unit current which is equal to one millionth of an ampere or 10^[-6] A." ;
  rdfs:subClassOf obo:UO_1000011 ;
  a obo:UO_0000038 ;
  rdfs:label "microampere" ;
  rdfs:comment "An electric current unit current which is equal to one millionth of an ampere or 10^[-6] A." .

obo:UO_0010013 a rdfs:Class ;
  rdfs:label "foot" ;
  rdfs:comment "A length unit which is equal to 0.3048 metres, or 12 inches." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010013 ;
  a obo:UO_0010013 ;
  rdfs:label "foot" ;
  rdfs:comment "A length unit which is equal to 0.3048 metres, or 12 inches." .

obo:UO_0010061 a rdfs:Class ;
  rdfs:label "centigray per minute" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one centigray absorbed per minute." ;
  rdfs:subClassOf obo:UO_1010060 ;
  a obo:UO_0010061 ;
  rdfs:label "centigray per minute" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one centigray absorbed per minute." .

obo:UO_0000065 a rdfs:Class ;
  rdfs:label "nanomolar" ;
  rdfs:comment "A unit of molarity which is equal to one thousandth of one millionth of a molar or 10^[-9] M." ;
  rdfs:subClassOf obo:UO_1000062 ;
  a obo:UO_0000065 ;
  rdfs:label "nanomolar" ;
  rdfs:comment "A unit of molarity which is equal to one thousandth of one millionth of a molar or 10^[-9] M." .

obo:UO_0000040 a rdfs:Class ;
  rdfs:label "millimole" ;
  rdfs:comment "A substance unit equal to a thousandth of a mol or 10^[-3] mol." ;
  rdfs:subClassOf obo:UO_1000013 ;
  a obo:UO_0000040 ;
  rdfs:label "millimole" ;
  rdfs:comment "A substance unit equal to a thousandth of a mol or 10^[-3] mol." .

obo:UO_0000012 a rdfs:Class ;
  rdfs:label "kelvin" ;
  rdfs:comment "A thermodynamic temperature unit which is equal to the fraction 1/273.16 of the thermodynamic temperature of the triple point of water." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000012 ;
  a obo:UO_0000012 ;
  rdfs:label "kelvin" ;
  rdfs:comment "A thermodynamic temperature unit which is equal to the fraction 1/273.16 of the thermodynamic temperature of the triple point of water." .

obo:UO_0010068 a rdfs:Class ;
  rdfs:label "microgram per deciliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in micrograms divided by the volume in deciliters." ;
  rdfs:subClassOf obo:UO_1000208 ;
  a obo:UO_0010068 ;
  rdfs:label "microgram per deciliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in micrograms divided by the volume in deciliters." .

obo:UO_0000180 a rdfs:Class ;
  rdfs:label "mass per unit volume" ;
  rdfs:comment "A concentration unit which is a standard measure of the mass of a substance in a given volume (density)." ;
  rdfs:subClassOf obo:UO_1000180 ;
  a obo:UO_0000180 ;
  rdfs:label "mass per unit volume" ;
  rdfs:comment "A concentration unit which is a standard measure of the mass of a substance in a given volume (density)." .

obo:UO_0000134 a rdfs:Class ;
  rdfs:label "gray" ;
  rdfs:comment "An absorbed dose unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter." ;
  rdfs:subClassOf obo:UO_1000134 ;
  a obo:UO_0000134 ;
  rdfs:label "gray" ;
  rdfs:comment "An absorbed dose unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter." .

obo:UO_0010029 a rdfs:Class ;
  rdfs:label "quart" ;
  rdfs:comment "An imperial volume unit which is equivalent to 1,136.5225 millilitres, or two pints." ;
  rdfs:subClassOf obo:UO_1010029 ;
  a obo:UO_0010029 ;
  rdfs:label "quart" ;
  rdfs:comment "An imperial volume unit which is equivalent to 1,136.5225 millilitres, or two pints." .

obo:UO_0010035 a rdfs:Class ;
  rdfs:label "stone" ;
  rdfs:comment "An imperial mass unit which is equivalent to 6,350.293,18 grams, or 14 pounds." ;
  rdfs:subClassOf obo:UO_1010035 ;
  a obo:UO_0010035 ;
  rdfs:label "stone" ;
  rdfs:comment "An imperial mass unit which is equivalent to 6,350.293,18 grams, or 14 pounds." .

obo:UO_0000156 a rdfs:Class ;
  rdfs:label "einstein per square meter per second" ;
  rdfs:comment "An irradiance unit which is equal to one einstein per square meter per second. One einstein is one mole of photons, regardless of their frequency. Therefore, the number of photons in an einstein is Avogadro's number." ;
  rdfs:subClassOf obo:UO_1000156 ;
  a obo:UO_0000156 ;
  rdfs:label "einstein per square meter per second" ;
  rdfs:comment "An irradiance unit which is equal to one einstein per square meter per second. One einstein is one mole of photons, regardless of their frequency. Therefore, the number of photons in an einstein is Avogadro's number." .

obo:UO_0000069 a rdfs:Class ;
  rdfs:label "millimolal" ;
  rdfs:comment "A molality unit which is equal to one thousandth of a molal or 10^[-3] m." ;
  rdfs:subClassOf obo:UO_1000068 ;
  a obo:UO_0000069 ;
  rdfs:label "millimolal" ;
  rdfs:comment "A molality unit which is equal to one thousandth of a molal or 10^[-3] m." .

obo:UO_0000044 a rdfs:Class ;
  rdfs:label "attomole" ;
  rdfs:comment "A substance unit equal to 10^[-18] mol." ;
  rdfs:subClassOf obo:UO_1000013 ;
  a obo:UO_0000044 ;
  rdfs:label "attomole" ;
  rdfs:comment "A substance unit equal to 10^[-18] mol." .

obo:UO_0010024 a rdfs:Class ;
  rdfs:label "rood" ;
  rdfs:comment "An area unit which is equivalent to 1 furlong x 1 rod. This is equal to an area of 1,011.714,1056 square meters, or 40 square rods." ;
  rdfs:subClassOf obo:UO_1010024 ;
  a obo:UO_0010024 ;
  rdfs:label "rood" ;
  rdfs:comment "An area unit which is equivalent to 1 furlong x 1 rod. This is equal to an area of 1,011.714,1056 square meters, or 40 square rods." .

obo:UO_0000116 a rdfs:Class ;
  rdfs:label "lux" ;
  rdfs:comment "An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 m^[2]." ;
  rdfs:subClassOf obo:UO_1000116 ;
  a obo:UO_0000116 ;
  rdfs:label "lux" ;
  rdfs:comment "An illuminance unit which is equal to the illuminance produced by 1 lumen evenly spread over an area 1 m^[2]." .

obo:UO_0000085 a rdfs:Class ;
  rdfs:label "candela per square meter" ;
  rdfs:comment "A luminance unit which is equal to a luminous intensity of one candela radiating from a surface whose area is one square meter." ;
  rdfs:subClassOf obo:UO_1000085 ;
  a obo:UO_0000085 ;
  rdfs:label "candela per square meter" ;
  rdfs:comment "A luminance unit which is equal to a luminous intensity of one candela radiating from a surface whose area is one square meter." .

obo:UO_0000242 a rdfs:Class ;
  rdfs:label "pixels per inch" ;
  rdfs:comment "A spatial resolution unit which is a standard measure of the resolution of a computer display, related to the size of the display in inches and the total number of pixels in the horizontal and vertical directions." ;
  rdfs:subClassOf obo:UO_1000242 ;
  a obo:UO_0000242 ;
  rdfs:label "pixels per inch" ;
  rdfs:comment "A spatial resolution unit which is a standard measure of the resolution of a computer display, related to the size of the display in inches and the total number of pixels in the horizontal and vertical directions." .

obo:UO_0000138 a rdfs:Class ;
  rdfs:label "millisievert" ;
  rdfs:comment "A dose equivalent unit which is equal to one thousandth of a sievert or 10^[-3] Sv." ;
  rdfs:subClassOf obo:UO_1000137 ;
  a obo:UO_0000138 ;
  rdfs:label "millisievert" ;
  rdfs:comment "A dose equivalent unit which is equal to one thousandth of a sievert or 10^[-3] Sv." .

obo:UO_0000150 a rdfs:Class ;
  rdfs:label "nanosecond" ;
  rdfs:comment "A time unit which is equal to one thousandth of one millionth of a second or 10^[-9] s." ;
  rdfs:subClassOf obo:UO_1000010 ;
  a obo:UO_0000150 ;
  rdfs:label "nanosecond" ;
  rdfs:comment "A time unit which is equal to one thousandth of one millionth of a second or 10^[-9] s." .

obo:UO_0000268 a rdfs:Class ;
  rdfs:label "volt per meter" ;
  rdfs:comment "The volt per meter is a unit of electric field strength equal to the a potential difference of 1 volt existing between two points that are 1 meter apart." ;
  rdfs:subClassOf obo:UO_1000268 ;
  a obo:UO_0000268 ;
  rdfs:label "volt per meter" ;
  rdfs:comment "The volt per meter is a unit of electric field strength equal to the a potential difference of 1 volt existing between two points that are 1 meter apart." .

obo:UO_0000257 a rdfs:Class ;
  rdfs:label "pascal second" ;
  rdfs:comment "A viscosity unit which is equal to one pascale per second." ;
  rdfs:subClassOf obo:UO_1000257 ;
  a obo:UO_0000257 ;
  rdfs:label "pascal second" ;
  rdfs:comment "A viscosity unit which is equal to one pascale per second." .

obo:UO_0000076 a rdfs:Class ;
  rdfs:label "mole fraction" ;
  rdfs:comment "A concentration unit which denotes the number of moles of solute as a proportion of the total number of moles in a solution." ;
  rdfs:subClassOf obo:UO_1000076 ;
  a obo:UO_0000076 ;
  rdfs:label "mole fraction" ;
  rdfs:comment "A concentration unit which denotes the number of moles of solute as a proportion of the total number of moles in a solution." .

obo:UO_0010018 a rdfs:Class ;
  rdfs:label "league" ;
  rdfs:comment "A length unit which is equal to 3 miles, or 4,828.032 metres" ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010018 ;
  a obo:UO_0010018 ;
  rdfs:label "league" ;
  rdfs:comment "A length unit which is equal to 3 miles, or 4,828.032 metres" .

obo:UO_0000228 a rdfs:Class ;
  rdfs:label "tesla" ;
  rdfs:comment "A magnetic flux density unit which is equal to one weber per square meter." ;
  rdfs:subClassOf obo:UO_1000228 ;
  a obo:UO_0000228 ;
  rdfs:label "tesla" ;
  rdfs:comment "A magnetic flux density unit which is equal to one weber per square meter." .

obo:UO_0010050 a rdfs:Class ;
  rdfs:label "nanogram per microliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in nanograms divided by the volume in microliters." ;
  rdfs:subClassOf obo:UO_0000052 ;
  a obo:UO_0010050 ;
  rdfs:label "nanogram per microliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in nanograms divided by the volume in microliters." .

obo:UO_0000152 a rdfs:Class ;
  rdfs:label "half life" ;
  rdfs:comment "A time unit which represents the period over which the activity or concentration of a specified chemical or element falls to half its original activity or concentration." ;
  rdfs:subClassOf obo:UO_1000152 ;
  a obo:UO_0000152 ;
  rdfs:label "half life" ;
  rdfs:comment "A time unit which represents the period over which the activity or concentration of a specified chemical or element falls to half its original activity or concentration." .

obo:UO_0000101 a rdfs:Class ;
  rdfs:label "microliter" ;
  rdfs:comment "A volume unit which is equal to one millionth of a liter or 10^[-6] L." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000101 ;
  rdfs:label "microliter" ;
  rdfs:comment "A volume unit which is equal to one millionth of a liter or 10^[-6] L." .

obo:UO_0000026 a rdfs:Class ;
  rdfs:label "femtogram" ;
  rdfs:comment "A mass unit which is equal to 10^[-15] g." ;
  rdfs:subClassOf obo:UO_1000021 ;
  a obo:UO_0000026 ;
  rdfs:label "femtogram" ;
  rdfs:comment "A mass unit which is equal to 10^[-15] g." .

obo:UO_0000330 a rdfs:Class ;
  rdfs:label "giga base pair" ;
  rdfs:comment "A unit equal to one billion base pairs." ;
  rdfs:subClassOf obo:UO_0000244 ;
  a obo:UO_0000330 ;
  rdfs:label "giga base pair" ;
  rdfs:comment "A unit equal to one billion base pairs." .

obo:UO_0000019 a rdfs:Class ;
  rdfs:label "angstrom" ;
  rdfs:comment "A length unit which is equal to 10 [-10] m." ;
  rdfs:subClassOf obo:UO_1000019 ;
  a obo:UO_0000019 ;
  rdfs:label "angstrom" ;
  rdfs:comment "A length unit which is equal to 10 [-10] m." .

obo:UO_0000015 a rdfs:Class ;
  rdfs:label "centimeter" ;
  rdfs:comment "A length unit which is equal to one hundredth of a meter or 10^[-2] m." ;
  rdfs:subClassOf obo:UO_1000008 ;
  a obo:UO_0000015 ;
  rdfs:label "centimeter" ;
  rdfs:comment "A length unit which is equal to one hundredth of a meter or 10^[-2] m." .

obo:UO_0000213 a rdfs:Class ;
  rdfs:label "colony forming unit per milliliter" ;
  rdfs:comment "A colony forming unit which a measure of viable bacterial numbers in one milliliter." ;
  rdfs:subClassOf obo:UO_1000213 ;
  a obo:UO_0000213 ;
  rdfs:label "colony forming unit per milliliter" ;
  rdfs:comment "A colony forming unit which a measure of viable bacterial numbers in one milliliter." .

obo:UO_0000141 a rdfs:Class ;
  rdfs:label "microgray" ;
  rdfs:comment "An absorbed dose unit which is equal to one millionth of a gray or 10^[-6] Gy." ;
  rdfs:subClassOf obo:UO_1000134 ;
  a obo:UO_0000141 ;
  rdfs:label "microgray" ;
  rdfs:comment "An absorbed dose unit which is equal to one millionth of a gray or 10^[-6] Gy." .

obo:UO_0000112 a rdfs:Class ;
  rdfs:label "joule" ;
  rdfs:comment "An energy unit which is equal to the energy required when a force of 1 newton moves an object 1 meter in the direction of the force." ;
  rdfs:subClassOf obo:UO_1000112 ;
  a obo:UO_0000112 ;
  rdfs:label "joule" ;
  rdfs:comment "An energy unit which is equal to the energy required when a force of 1 newton moves an object 1 meter in the direction of the force." .

obo:UO_0010021 a rdfs:Class ;
  rdfs:label "cable" ;
  rdfs:comment "A maritime length unit which is equal to 608 feet, 100 fathoms, or 185.3184 metres" ;
  rdfs:subClassOf obo:UO_1010021 ;
  a obo:UO_0010021 ;
  rdfs:label "cable" ;
  rdfs:comment "A maritime length unit which is equal to 608 feet, 100 fathoms, or 185.3184 metres" .

obo:UO_0000284 a rdfs:Class ;
  rdfs:label "count per nanomolar" ;
  rdfs:comment "A rate unit which is equal to one over one nanomolar." ;
  rdfs:subClassOf obo:UO_1000284 ;
  a obo:UO_0000284 ;
  rdfs:label "count per nanomolar" ;
  rdfs:comment "A rate unit which is equal to one over one nanomolar." .

obo:UO_0010028 a rdfs:Class ;
  rdfs:label "pint" ;
  rdfs:comment "An imperial volume unit which is equivalent to 568.261,25 millilitres." ;
  rdfs:subClassOf obo:UO_1010028 ;
  a obo:UO_0010028 ;
  rdfs:label "pint" ;
  rdfs:comment "An imperial volume unit which is equivalent to 568.261,25 millilitres." .

obo:UO_0000325 a rdfs:Class ;
  rdfs:label "megaHertz" ;
  rdfs:comment "A frequency unit which is equal to one million hertz or 10^[6] V." ;
  rdfs:subClassOf obo:UO_0000105 ;
  a obo:UO_0000325 ;
  rdfs:label "megaHertz" ;
  rdfs:comment "A frequency unit which is equal to one million hertz or 10^[6] V." .

obo:UO_0000246 a rdfs:Class ;
  rdfs:label "mebibyte" ;
  rdfs:comment "An information unit which is equal to 1024 KiB." ;
  rdfs:subClassOf obo:UO_1000246 ;
  a obo:UO_0000246 ;
  rdfs:label "mebibyte" ;
  rdfs:comment "An information unit which is equal to 1024 KiB." .

obo:UO_0000275 a rdfs:Class ;
  rdfs:label "nanogram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in nanograms divided by the volume in milliliters." ;
  rdfs:subClassOf obo:UO_1000173 ;
  a obo:UO_0000275 ;
  rdfs:label "nanogram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in nanograms divided by the volume in milliliters." .

obo:UO_0000282 a rdfs:Class ;
  rdfs:label "count per molar second" ;
  rdfs:comment "A rate unit which is equal to one over one molar second." ;
  rdfs:subClassOf obo:UO_1000282 ;
  a obo:UO_0000282 ;
  rdfs:label "count per molar second" ;
  rdfs:comment "A rate unit which is equal to one over one molar second." .

obo:UO_0000224 a rdfs:Class ;
  rdfs:label "kilowatt-hour" ;
  rdfs:comment "An energy unit which is equal to 1,000 watt-hours." ;
  rdfs:subClassOf obo:UO_1000223 ;
  a obo:UO_0000224 ;
  rdfs:label "kilowatt-hour" ;
  rdfs:comment "An energy unit which is equal to 1,000 watt-hours." .

obo:UO_0000165 a rdfs:Class ;
  rdfs:label "volume percentage" ;
  rdfs:comment "A dimensionless concentration unit which denotes the volume of the solute in mL per 100 mL of the resulting solution." ;
  rdfs:subClassOf obo:UO_1000165 ;
  a obo:UO_0000165 ;
  rdfs:label "volume percentage" ;
  rdfs:comment "A dimensionless concentration unit which denotes the volume of the solute in mL per 100 mL of the resulting solution." .

obo:UO_0010003 a rdfs:Class ;
  rdfs:label "micromole per litre" ;
  rdfs:comment "A specific concentration unit which is equal to 1 micromole in a given volume of one thousandth of a cubic meter." ;
  rdfs:subClassOf obo:UO_0000067 ;
  a obo:UO_0010003 ;
  rdfs:label "micromole per litre" ;
  rdfs:comment "A specific concentration unit which is equal to 1 micromole in a given volume of one thousandth of a cubic meter." .

obo:UO_0000192 a rdfs:Class ;
  rdfs:label "molecule count" ;
  rdfs:comment "A dimensionless count unit which denotes the number of molecules." ;
  rdfs:subClassOf obo:UO_1000192 ;
  a obo:UO_0000192 ;
  rdfs:label "molecule count" ;
  rdfs:comment "A dimensionless count unit which denotes the number of molecules." .

obo:UO_0010059 a rdfs:Class ;
  rdfs:label "kiloelectronvolt per micron" ;
  rdfs:comment "A derived unit equal to the energy deposited by ionizing radiation per micron of path length in matter" ;
  rdfs:subClassOf obo:UO_0000111 ;
  a obo:UO_0010059 ;
  rdfs:label "kiloelectronvolt per micron" ;
  rdfs:comment "A derived unit equal to the energy deposited by ionizing radiation per micron of path length in matter" .

obo:UO_0000264 a rdfs:Class ;
  rdfs:label "siemens" ;
  rdfs:comment "An electrical conduction unit which is equal to A/V." ;
  rdfs:subClassOf obo:UO_1000264 ;
  a obo:UO_0000264 ;
  rdfs:label "siemens" ;
  rdfs:comment "An electrical conduction unit which is equal to A/V." .

obo:UO_0000193 a rdfs:Class ;
  rdfs:label "purity percentage" ;
  rdfs:comment "A dimensionless percent unit which denotes the homogeneity of a biomaterial." ;
  rdfs:subClassOf obo:UO_1000193 ;
  a obo:UO_0000193 ;
  rdfs:label "purity percentage" ;
  rdfs:comment "A dimensionless percent unit which denotes the homogeneity of a biomaterial." .

obo:UO_0000314 a rdfs:Class ;
  rdfs:label "relative fluorescence unit" ;
  rdfs:comment "A relative light unit which is a measure of relative fluorescence intensity." ;
  rdfs:subClassOf obo:UO_1000314 ;
  a obo:UO_0000314 ;
  rdfs:label "relative fluorescence unit" ;
  rdfs:comment "A relative light unit which is a measure of relative fluorescence intensity." .

obo:UO_0000235 a rdfs:Class ;
  rdfs:label "megabyte" ;
  rdfs:comment "An information unit which is equal to 1000 kB." ;
  rdfs:subClassOf obo:UO_1000233 ;
  a obo:UO_0000235 ;
  rdfs:label "megabyte" ;
  rdfs:comment "An information unit which is equal to 1000 kB." .

obo:UO_0000188 a rdfs:Class ;
  rdfs:label "pi" ;
  rdfs:comment "A dimensionless unit which denoted an irrational real number, approximately equal to 3.14159 which is the ratio of a circle's circumference to its diameter in Euclidean geometry." ;
  rdfs:subClassOf obo:UO_1000188 ;
  a obo:UO_0000188 ;
  rdfs:label "pi" ;
  rdfs:comment "A dimensionless unit which denoted an irrational real number, approximately equal to 3.14159 which is the ratio of a circle's circumference to its diameter in Euclidean geometry." .

obo:UO_0010014 a rdfs:Class ;
  rdfs:label "yard" ;
  rdfs:comment "A length unit which is equal to 0.9144 metres, or 3 feet." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010014 ;
  a obo:UO_0010014 ;
  rdfs:label "yard" ;
  rdfs:comment "A length unit which is equal to 0.9144 metres, or 3 feet." .

obo:UO_0000171 a rdfs:Class ;
  rdfs:label "parts per trillion" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[12]." ;
  rdfs:subClassOf obo:UO_1000171 ;
  a obo:UO_0000171 ;
  rdfs:label "parts per trillion" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[12]." .

obo:UO_0010032 a rdfs:Class ;
  rdfs:label "drachm" ;
  rdfs:comment "An imperial mass unit which is equivalent to 1.771,845,195,3125 grams, or 1/256 of 1 pound." ;
  rdfs:subClassOf obo:UO_1010032 ;
  a obo:UO_0010032 ;
  rdfs:label "drachm" ;
  rdfs:comment "An imperial mass unit which is equivalent to 1.771,845,195,3125 grams, or 1/256 of 1 pound." .

obo:UO_0000094 a rdfs:Class ;
  rdfs:label "meter per second" ;
  rdfs:comment "A speed/velocity unit which is equal to the speed of an object traveling 1 meter distance in one second." ;
  rdfs:subClassOf obo:UO_1000094 ;
  a obo:UO_0000094 ;
  rdfs:label "meter per second" ;
  rdfs:comment "A speed/velocity unit which is equal to the speed of an object traveling 1 meter distance in one second." .

obo:UO_0000199 a rdfs:Class ;
  rdfs:label "microliter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to one millionth of a liter per kilogram or 10^[-6] l/kg." ;
  rdfs:subClassOf obo:UO_1000197 ;
  a obo:UO_0000199 ;
  rdfs:label "microliter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to one millionth of a liter per kilogram or 10^[-6] l/kg." .

obo:UO_0000145 a rdfs:Class ;
  rdfs:label "millicurie" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to one thousandth of a curie or 10^[-3] Ci." ;
  rdfs:subClassOf obo:UO_1000133 ;
  a obo:UO_0000145 ;
  rdfs:label "millicurie" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to one thousandth of a curie or 10^[-3] Ci." .

obo:UO_0010063 a rdfs:Class ;
  rdfs:label "milligray per day" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per day." ;
  rdfs:subClassOf obo:UO_0000129 ;
  a obo:UO_0010063 ;
  rdfs:label "milligray per day" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per day." .

obo:UO_0000037 a rdfs:Class ;
  rdfs:label "milliampere" ;
  rdfs:comment "An electric current unit current which is equal to one thousandth of an ampere or 10^[-3] A." ;
  rdfs:subClassOf obo:UO_1000011 ;
  a obo:UO_0000037 ;
  rdfs:label "milliampere" ;
  rdfs:comment "An electric current unit current which is equal to one thousandth of an ampere or 10^[-3] A." .

obo:UO_0000169 a rdfs:Class ;
  rdfs:label "parts per million" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[6]." ;
  rdfs:subClassOf obo:UO_1000169 ;
  a obo:UO_0000169 ;
  rdfs:label "parts per million" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[6]." .

obo:UO_0000210 a rdfs:Class ;
  rdfs:label "colony forming unit" ;
  rdfs:comment "A dimensionless count unit which a measure of viable bacterial numbers." ;
  rdfs:subClassOf obo:UO_1000210 ;
  a obo:UO_0000210 ;
  rdfs:label "colony forming unit" ;
  rdfs:comment "A dimensionless count unit which a measure of viable bacterial numbers." .

obo:UO_0000042 a rdfs:Class ;
  rdfs:label "picomole" ;
  rdfs:comment "A substance unit equal to 10^[-12] mol." ;
  rdfs:subClassOf obo:UO_1000013 ;
  a obo:UO_0000042 ;
  rdfs:label "picomole" ;
  rdfs:comment "A substance unit equal to 10^[-12] mol." .

obo:UO_0000063 a rdfs:Class ;
  rdfs:label "millimolar" ;
  rdfs:comment "A unit of molarity which is equal to one thousandth of a molar or 10^[-3] M." ;
  rdfs:subClassOf obo:UO_1000062 ;
  a obo:UO_0000063 ;
  rdfs:label "millimolar" ;
  rdfs:comment "A unit of molarity which is equal to one thousandth of a molar or 10^[-3] M." .

obo:UO_0000181 a rdfs:Class ;
  rdfs:label "enzyme unit" ;
  rdfs:comment "A catalytic unit activity which is equal to the amount of the enzyme that catalyzes the conversion of 1 micro mole of substrate per minute." ;
  rdfs:subClassOf obo:UO_1000181 ;
  a obo:UO_0000181 ;
  rdfs:label "enzyme unit" ;
  rdfs:comment "A catalytic unit activity which is equal to the amount of the enzyme that catalyzes the conversion of 1 micro mole of substrate per minute." .

obo:UO_0000087 a rdfs:Class ;
  rdfs:label "kilogram per mole" ;
  rdfs:comment "A molar mass unit which is equal to one kilogram of mass of one mole of chemical element or chemical compound." ;
  rdfs:subClassOf obo:UO_1000088 ;
  a obo:UO_0000087 ;
  rdfs:label "kilogram per mole" ;
  rdfs:comment "A molar mass unit which is equal to one kilogram of mass of one mole of chemical element or chemical compound." .

obo:UO_0000279 a rdfs:Class ;
  rdfs:label "milliunits per milliliter" ;
  rdfs:comment "A unit per milliliter unit which is equal to one thousandth of a unit of an agreed arbitrary amount per one milliliter." ;
  rdfs:subClassOf obo:UO_0000177 ;
  a obo:UO_0000279 ;
  rdfs:label "milliunits per milliliter" ;
  rdfs:comment "A unit per milliliter unit which is equal to one thousandth of a unit of an agreed arbitrary amount per one milliliter." .

obo:UO_0000123 a rdfs:Class ;
  rdfs:label "radian" ;
  rdfs:comment "A plane angle unit which is equal to the angle subtended at the center of a circle by an arc equal in length to the radius of the circle, approximately 57 degrees 17 minutes and 44.6 seconds." ;
  rdfs:subClassOf obo:UO_1000123 ;
  a obo:UO_0000123 ;
  rdfs:label "radian" ;
  rdfs:comment "A plane angle unit which is equal to the angle subtended at the center of a circle by an arc equal in length to the radius of the circle, approximately 57 degrees 17 minutes and 44.6 seconds." .

obo:UO_0010010 a rdfs:Class ;
  rdfs:label "hectare" ;
  rdfs:comment "An area unit which is equal to an area of 10,000 square meters. Equivalent to 2.471 acres." ;
  rdfs:subClassOf obo:UO_1010010 ;
  a obo:UO_0010010 ;
  rdfs:label "hectare" ;
  rdfs:comment "An area unit which is equal to an area of 10,000 square meters. Equivalent to 2.471 acres." .

obo:UO_0000198 a rdfs:Class ;
  rdfs:label "milliliter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to a thousandth of a liter per kilogram or 10^[-3] l/kg." ;
  rdfs:subClassOf obo:UO_1000197 ;
  a obo:UO_0000198 ;
  rdfs:label "milliliter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to a thousandth of a liter per kilogram or 10^[-3] l/kg." .

obo:UO_0000079 a rdfs:Class ;
  rdfs:label "radian per second" ;
  rdfs:comment "An angular unit velocity which is equal to about 9.54930 rpm (revolutions per minute)." ;
  rdfs:subClassOf obo:UO_1000079 ;
  a obo:UO_0000079 ;
  rdfs:label "radian per second" ;
  rdfs:comment "An angular unit velocity which is equal to about 9.54930 rpm (revolutions per minute)." .

obo:UO_0000140 a rdfs:Class ;
  rdfs:label "Roentgen equivalent man" ;
  rdfs:comment "A dose equivalent unit which when multiplied by hundred is equal to one sievert or 1 Sv. 1 Sv is equal to 100 rem." ;
  rdfs:subClassOf obo:UO_1000140 ;
  a obo:UO_0000140 ;
  rdfs:label "Roentgen equivalent man" ;
  rdfs:comment "A dose equivalent unit which when multiplied by hundred is equal to one sievert or 1 Sv. 1 Sv is equal to 100 rem." .

obo:UO_0010036 a rdfs:Class ;
  rdfs:label "quarter" ;
  rdfs:comment "An imperial mass unit which is equivalent to 12.700,586,36 kilograms, or 28 pounds." ;
  rdfs:subClassOf obo:UO_1010036 ;
  a obo:UO_0010036 ;
  rdfs:label "quarter" ;
  rdfs:comment "An imperial mass unit which is equivalent to 12.700,586,36 kilograms, or 28 pounds." .

obo:UO_0000170 a rdfs:Class ;
  rdfs:label "parts per billion" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure as long as they are the same or 1 part in 10^[9]." ;
  rdfs:subClassOf obo:UO_1000170 ;
  a obo:UO_0000170 ;
  rdfs:label "parts per billion" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000 regardless of the units of measure as long as they are the same or 1 part in 10^[9]." .

obo:UO_0000120 a rdfs:Class ;
  rdfs:label "katal" ;
  rdfs:comment "A catalytic unit activity which is equal to the activity of a catalyst in moles per second, such as the amount of an enzyme needed to transform one mole of substrate per second." ;
  rdfs:subClassOf obo:UO_1000120 ;
  a obo:UO_0000120 ;
  rdfs:label "katal" ;
  rdfs:comment "A catalytic unit activity which is equal to the activity of a catalyst in moles per second, such as the amount of an enzyme needed to transform one mole of substrate per second." .

obo:UO_0010039 a rdfs:Class ;
  rdfs:label "slug" ;
  rdfs:comment "An imperial gravitational unit which is equivalent to a mass that accelerates by 1ft/s² when a force of one pound (lbf) is exerted on it." ;
  rdfs:subClassOf obo:UO_1010039 ;
  a obo:UO_0010039 ;
  rdfs:label "slug" ;
  rdfs:comment "An imperial gravitational unit which is equivalent to a mass that accelerates by 1ft/s² when a force of one pound (lbf) is exerted on it." .

obo:UO_0000080 a rdfs:Class ;
  rdfs:label "square meter" ;
  rdfs:comment "An area unit which is equal to an area enclosed by a square with sides each 1 meter long." ;
  rdfs:subClassOf obo:UO_1000080 ;
  a obo:UO_0000080 ;
  rdfs:label "square meter" ;
  rdfs:comment "An area unit which is equal to an area enclosed by a square with sides each 1 meter long." .

obo:UO_0000081 a rdfs:Class ;
  rdfs:label "square centimeter" ;
  rdfs:comment "An area unit which is equal to one ten thousandth of a square meter or 10^[-4] m^[2]." ;
  rdfs:subClassOf obo:UO_1000081 ;
  a obo:UO_0000081 ;
  rdfs:label "square centimeter" ;
  rdfs:comment "An area unit which is equal to one ten thousandth of a square meter or 10^[-4] m^[2]." .

obo:UO_0000041 a rdfs:Class ;
  rdfs:label "nanomole" ;
  rdfs:comment "A substance unit equal to one thousandth of one millionth of a mole or 10^[-9] mol." ;
  rdfs:subClassOf obo:UO_1000013 ;
  a obo:UO_0000041 ;
  rdfs:label "nanomole" ;
  rdfs:comment "A substance unit equal to one thousandth of one millionth of a mole or 10^[-9] mol." .

obo:UO_0000216 a rdfs:Class ;
  rdfs:label "disintegrations per second" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second." ;
  rdfs:subClassOf obo:UO_1000216 ;
  a obo:UO_0000216 ;
  rdfs:label "disintegrations per second" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which one nucleus decays per second or there is one atom disintegration per second." .

obo:UO_0000301 a rdfs:Class ;
  rdfs:label "microgram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in micrograms divided by the volume in liters." ;
  rdfs:subClassOf obo:UO_1000175 ;
  a obo:UO_0000301 ;
  rdfs:label "microgram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in micrograms divided by the volume in liters." .

obo:UO_0000025 a rdfs:Class ;
  rdfs:label "picogram" ;
  rdfs:comment "A mass unit which is equal to 10^[-12] g." ;
  rdfs:subClassOf obo:UO_1000021 ;
  a obo:UO_0000025 ;
  rdfs:label "picogram" ;
  rdfs:comment "A mass unit which is equal to 10^[-12] g." .

obo:UO_0000064 a rdfs:Class ;
  rdfs:label "micromolar" ;
  rdfs:comment "A unit of molarity which is equal to one millionth of a molar or 10^[-6] M." ;
  rdfs:subClassOf obo:UO_1000062 ;
  a obo:UO_0000064 ;
  rdfs:label "micromolar" ;
  rdfs:comment "A unit of molarity which is equal to one millionth of a molar or 10^[-6] M." .

obo:UO_0010067 a rdfs:Class ;
  rdfs:label "milligram per deciliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in milligrams divided by the volume in deciliters." ;
  rdfs:subClassOf obo:UO_1000208 ;
  a obo:UO_0010067 ;
  rdfs:label "milligram per deciliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in milligrams divided by the volume in deciliters." .

obo:UO_0010062 a rdfs:Class ;
  rdfs:label "milligray per minute" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per minute." ;
  rdfs:subClassOf obo:UO_1010060 ;
  a obo:UO_0010062 ;
  rdfs:label "milligray per minute" ;
  rdfs:comment "A derived absorbed dose unit which is equal to one milligray absorbed per minute." .

obo:UO_0000097 a rdfs:Class ;
  rdfs:label "cubic centimeter" ;
  rdfs:comment "A volume unit which is equal to one millionth of a cubic meter or 10^[-9] m^[3], or to 1 ml." ;
  rdfs:subClassOf obo:UO_1000097 ;
  a obo:UO_0000097 ;
  rdfs:label "cubic centimeter" ;
  rdfs:comment "A volume unit which is equal to one millionth of a cubic meter or 10^[-9] m^[3], or to 1 ml." .

obo:UO_0000043 a rdfs:Class ;
  rdfs:label "femtomole" ;
  rdfs:comment "A substance unit equal to 10^[-15] mol." ;
  rdfs:subClassOf obo:UO_1000013 ;
  a obo:UO_0000043 ;
  rdfs:label "femtomole" ;
  rdfs:comment "A substance unit equal to 10^[-15] mol." .

obo:UO_0000011 a rdfs:Class ;
  rdfs:label "ampere" ;
  rdfs:comment "An electric current unit which is equal to the constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular cross-section, and placed 1 m apart in vacuum, would produce between these conductors a force equal to 2 x 10^[-7] newton per meter of length." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000011 ;
  a obo:UO_0000011 ;
  rdfs:label "ampere" ;
  rdfs:comment "An electric current unit which is equal to the constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular cross-section, and placed 1 m apart in vacuum, would produce between these conductors a force equal to 2 x 10^[-7] newton per meter of length." .

obo:UO_0010051 a rdfs:Class ;
  rdfs:label "large calorie" ;
  rdfs:comment "A unit of energy widely used in nutrition, equivalent to the amount of heat needed to cause one kilogram of water to rise in temperature by one degree Celsius." ;
  rdfs:subClassOf obo:UO_1010051 ;
  a obo:UO_0010051 ;
  rdfs:label "large calorie" ;
  rdfs:comment "A unit of energy widely used in nutrition, equivalent to the amount of heat needed to cause one kilogram of water to rise in temperature by one degree Celsius." .

obo:UO_0000221 a rdfs:Class ;
  rdfs:label "dalton" ;
  rdfs:comment "An independently to the base SI units defined mass unit which is equal to one twelfth of the mass of an unbound atom of the carbon-12 nuclide, at rest and in its ground state." ;
  rdfs:subClassOf obo:UO_1000221 ;
  a obo:UO_0000221 ;
  rdfs:label "dalton" ;
  rdfs:comment "An independently to the base SI units defined mass unit which is equal to one twelfth of the mass of an unbound atom of the carbon-12 nuclide, at rest and in its ground state." .

obo:UO_0000160 a rdfs:Class ;
  rdfs:label "microeinstein per square meter per second" ;
  rdfs:comment "An irradiance unit which is equal to one microeinstein per square meter per second or 10^[-6] microeinstein/sm^[2]." ;
  rdfs:subClassOf obo:UO_1000156 ;
  a obo:UO_0000160 ;
  rdfs:label "microeinstein per square meter per second" ;
  rdfs:comment "An irradiance unit which is equal to one microeinstein per square meter per second or 10^[-6] microeinstein/sm^[2]." .

obo:UO_0010025 a rdfs:Class ;
  rdfs:label "acre" ;
  rdfs:comment "An area unit which is equivalent to 1 furlong x 1 chain. This is equal to an area of 4,046.856,4224 square meters, or 43,500 square feet." ;
  rdfs:subClassOf obo:UO_1010025 ;
  a obo:UO_0010025 ;
  rdfs:label "acre" ;
  rdfs:comment "An area unit which is equivalent to 1 furlong x 1 chain. This is equal to an area of 4,046.856,4224 square meters, or 43,500 square feet." .

obo:UO_0000075 a rdfs:Class ;
  rdfs:label "normal" ;
  rdfs:comment "A unit of concentration which is one gram equivalent of a solute per liter of solution. A gram equivalent weight or equivalent is a measure of the reactive capacity of a given molecule." ;
  rdfs:subClassOf obo:UO_1000075 ;
  a obo:UO_0000075 ;
  rdfs:label "normal" ;
  rdfs:comment "A unit of concentration which is one gram equivalent of a solute per liter of solution. A gram equivalent weight or equivalent is a measure of the reactive capacity of a given molecule." .

obo:UO_0000243 a rdfs:Class ;
  rdfs:label "pixels per millimeter" ;
  rdfs:comment "A spatial resolution unit which is a standard measure of the number of pixels in one millimeter length or width of a digital image divided by the physical length or width of a printed image." ;
  rdfs:subClassOf obo:UO_1000243 ;
  a obo:UO_0000243 ;
  rdfs:label "pixels per millimeter" ;
  rdfs:comment "A spatial resolution unit which is a standard measure of the number of pixels in one millimeter length or width of a digital image divided by the physical length or width of a printed image." .

obo:UO_0000249 a rdfs:Class ;
  rdfs:label "microvolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one millionth of a volt or 10^[-6] V." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000249 ;
  rdfs:label "microvolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one millionth of a volt or 10^[-6] V." .

obo:UO_0000209 a rdfs:Class ;
  rdfs:label "deciliter" ;
  rdfs:comment "A volume unit which is equal to one tenth of a liter or 10^[-1] L." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000209 ;
  rdfs:label "deciliter" ;
  rdfs:comment "A volume unit which is equal to one tenth of a liter or 10^[-1] L." .

obo:UO_0000329 a rdfs:Class ;
  rdfs:label "mega base pair" ;
  rdfs:comment "A unit equal to one million base pairs" ;
  rdfs:subClassOf obo:UO_0000244 ;
  a obo:UO_0000329 ;
  rdfs:label "mega base pair" ;
  rdfs:comment "A unit equal to one million base pairs" .

obo:UO_0000068 a rdfs:Class ;
  rdfs:label "molal" ;
  rdfs:comment "A unit of concentration which expresses a concentration of a solution of 1 mole per kilogram of solvent (mol/kg)." ;
  rdfs:subClassOf obo:UO_1000068 ;
  a obo:UO_0000068 ;
  rdfs:label "molal" ;
  rdfs:comment "A unit of concentration which expresses a concentration of a solution of 1 mole per kilogram of solvent (mol/kg)." .

obo:UO_0000232 a rdfs:Class ;
  rdfs:label "bit" ;
  rdfs:comment "An information unit which refers to a digit in the binary numeral system, which consists of base 2 digits (ie there are only 2 possible values: 0 or 1)." ;
  rdfs:subClassOf obo:UO_1000232 ;
  a obo:UO_0000232 ;
  rdfs:label "bit" ;
  rdfs:comment "An information unit which refers to a digit in the binary numeral system, which consists of base 2 digits (ie there are only 2 possible values: 0 or 1)." .

obo:UO_0000008 a rdfs:Class ;
  rdfs:label "meter" ;
  rdfs:comment "A length unit which is equal to the length of the path traveled by light in vacuum during a time interval of 1/299 792 458 of a second." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000008 ;
  a obo:UO_0000008 ;
  rdfs:label "meter" ;
  rdfs:comment "A length unit which is equal to the length of the path traveled by light in vacuum during a time interval of 1/299 792 458 of a second." .

obo:UO_0000070 a rdfs:Class ;
  rdfs:label "micromolal" ;
  rdfs:comment "A molality unit which is equal to one millionth of a molal or 10^[-6] m." ;
  rdfs:subClassOf obo:UO_1000068 ;
  a obo:UO_0000070 ;
  rdfs:label "micromolal" ;
  rdfs:comment "A molality unit which is equal to one millionth of a molal or 10^[-6] m." .

obo:UO_0000137 a rdfs:Class ;
  rdfs:label "sievert" ;
  rdfs:comment "A dose equivalent unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter." ;
  rdfs:subClassOf obo:UO_1000137 ;
  a obo:UO_0000137 ;
  rdfs:label "sievert" ;
  rdfs:comment "A dose equivalent unit which is equal to the absorption of one joule of radiation energy by one kilogram of matter." .

obo:UO_0010017 a rdfs:Class ;
  rdfs:label "mile" ;
  rdfs:comment "A length unit which is equal to 1,609.344 metres, or 8 furlongs." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010017 ;
  a obo:UO_0010017 ;
  rdfs:label "mile" ;
  rdfs:comment "A length unit which is equal to 1,609.344 metres, or 8 furlongs." .

obo:UO_0000238 a rdfs:Class ;
  rdfs:label "dynamic range unit" ;
  rdfs:comment "An image resolution unit which is a standard measure of the amount of contrast available in a pixel." ;
  rdfs:subClassOf obo:UO_1000238 ;
  a obo:UO_0000238 ;
  rdfs:label "dynamic range unit" ;
  rdfs:comment "An image resolution unit which is a standard measure of the amount of contrast available in a pixel." .

obo:UO_0000151 a rdfs:Class ;
  rdfs:label "century" ;
  rdfs:comment "A time unit which is equal to 100 years." ;
  rdfs:subClassOf obo:UO_1000151 ;
  a obo:UO_0000151 ;
  rdfs:label "century" ;
  rdfs:comment "A time unit which is equal to 100 years." .

obo:UO_0000139 a rdfs:Class ;
  rdfs:label "microsievert" ;
  rdfs:comment "A dose equivalent unit which is equal to one millionth of a sievert or 10^[-6] Sv." ;
  rdfs:subClassOf obo:UO_1000137 ;
  a obo:UO_0000139 ;
  rdfs:label "microsievert" ;
  rdfs:comment "A dose equivalent unit which is equal to one millionth of a sievert or 10^[-6] Sv." .

obo:UO_0000312 a rdfs:Class ;
  rdfs:label "relative light unit" ;
  rdfs:comment "A derived unit which is a measure of relative light intensity, as typically measured by a luminometer, spectrophotometer, or fluorimeter in biological research applications." ;
  rdfs:subClassOf obo:UO_1000312 ;
  a obo:UO_0000312 ;
  rdfs:label "relative light unit" ;
  rdfs:comment "A derived unit which is a measure of relative light intensity, as typically measured by a luminometer, spectrophotometer, or fluorimeter in biological research applications." .

obo:UO_0000176 a rdfs:Class ;
  rdfs:label "milligram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in milligrams divided by the volume in milliliters." ;
  rdfs:subClassOf obo:UO_1000173 ;
  a obo:UO_0000176 ;
  rdfs:label "milligram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in milligrams divided by the volume in milliliters." .

obo:UO_0000283 a rdfs:Class ;
  rdfs:label "kilogram per hectare" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in kilograms divided by the surface area in hectares." ;
  rdfs:subClassOf obo:UO_0000054 ;
  a obo:UO_0000283 ;
  rdfs:label "kilogram per hectare" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in kilograms divided by the surface area in hectares." .

obo:UO_0010004 a rdfs:Class ;
  rdfs:label "micromole per kilogram" ;
  rdfs:comment "A specific concentration unit which is equal to 1 micromole of a given substance per kilogram of solvent." ;
  rdfs:subClassOf obo:UO_0000067 ;
  a obo:UO_0010004 ;
  rdfs:label "micromole per kilogram" ;
  rdfs:comment "A specific concentration unit which is equal to 1 micromole of a given substance per kilogram of solvent." .

obo:UO_0000009 a rdfs:Class ;
  rdfs:label "kilogram" ;
  rdfs:comment "A mass unit which is equal to the mass of the International Prototype Kilogram kept by the BIPM at Svres, France." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000021 ;
  a obo:UO_0000009 ;
  rdfs:label "kilogram" ;
  rdfs:comment "A mass unit which is equal to the mass of the International Prototype Kilogram kept by the BIPM at Svres, France." .

obo:UO_0010069 a rdfs:Class ;
  rdfs:label "bar" ;
  rdfs:comment "A pressure unit which is equal to 100,000 pascal or the pressure or stress on a surface caused by a force of 100,000 newtons spread over a surface of 1 m^[2]." ;
  rdfs:subClassOf obo:UO_1000110 ;
  a obo:UO_0010069 ;
  rdfs:label "bar" ;
  rdfs:comment "A pressure unit which is equal to 100,000 pascal or the pressure or stress on a surface caused by a force of 100,000 newtons spread over a surface of 1 m^[2]." .

obo:UO_0000089 a rdfs:Class ;
  rdfs:label "cubic meter per mole" ;
  rdfs:comment "A molar volume unit which is equal to 1 cubic meter occupied by one mole of a substance in the form of a solid, liquid, or gas." ;
  rdfs:subClassOf obo:UO_1000089 ;
  a obo:UO_0000089 ;
  rdfs:label "cubic meter per mole" ;
  rdfs:comment "A molar volume unit which is equal to 1 cubic meter occupied by one mole of a substance in the form of a solid, liquid, or gas." .

obo:UO_0000036 a rdfs:Class ;
  rdfs:label "year" ;
  rdfs:comment "A time unit which is equal to 12 months which in science is taken to be equal to 365.25 days." ;
  rdfs:subClassOf obo:UO_1000036 ;
  a obo:UO_0000036 ;
  rdfs:label "year" ;
  rdfs:comment "A time unit which is equal to 12 months which in science is taken to be equal to 365.25 days." .

obo:UO_0000148 a rdfs:Class ;
  rdfs:label "counts per minute" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the number of light emissions produced by ionizing radiation in one minute." ;
  rdfs:subClassOf obo:UO_1000148 ;
  a obo:UO_0000148 ;
  rdfs:label "counts per minute" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the number of light emissions produced by ionizing radiation in one minute." .

obo:UO_0000071 a rdfs:Class ;
  rdfs:label "nanomolal" ;
  rdfs:comment "A molality unit which is equal to one thousandth of one millionth of a molal or 10^[-9] m." ;
  rdfs:subClassOf obo:UO_1000068 ;
  a obo:UO_0000071 ;
  rdfs:label "nanomolal" ;
  rdfs:comment "A molality unit which is equal to one thousandth of one millionth of a molal or 10^[-9] m." .

obo:UO_0000233 a rdfs:Class ;
  rdfs:label "byte" ;
  rdfs:comment "An information unit which is equal to 8 bits." ;
  rdfs:subClassOf obo:UO_1000233 ;
  a obo:UO_0000233 ;
  rdfs:label "byte" ;
  rdfs:comment "An information unit which is equal to 8 bits." .

obo:UO_0000108 a rdfs:Class ;
  rdfs:label "newton" ;
  rdfs:comment "A force unit which is equal to the force required to cause an acceleration of 1m/s2 of a mass of 1 Kg in the direction of the force." ;
  rdfs:subClassOf obo:UO_1000108 ;
  a obo:UO_0000108 ;
  rdfs:label "newton" ;
  rdfs:comment "A force unit which is equal to the force required to cause an acceleration of 1m/s2 of a mass of 1 Kg in the direction of the force." .

obo:UO_0000247 a rdfs:Class ;
  rdfs:label "millivolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one thousandth of a volt or 10^[-3] V." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000247 ;
  rdfs:label "millivolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one thousandth of a volt or 10^[-3] V." .

obo:UO_0010005 a rdfs:Class ;
  rdfs:label "millimeters per day" ;
  rdfs:comment "A speed/velocity unit which is equal to the speed of an object traveling 1 millimeter distance in one day." ;
  rdfs:subClassOf obo:UO_0000060 ;
  a obo:UO_0010005 ;
  rdfs:label "millimeters per day" ;
  rdfs:comment "A speed/velocity unit which is equal to the speed of an object traveling 1 millimeter distance in one day." .

obo:UO_0000010 a rdfs:Class ;
  rdfs:label "second" ;
  rdfs:comment "A time unit which is equal to the duration of 9 192 631 770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000010 ;
  a obo:UO_0000010 ;
  rdfs:label "second" ;
  rdfs:comment "A time unit which is equal to the duration of 9 192 631 770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom." .

obo:UO_0010011 a rdfs:Class ;
  rdfs:label "inch" ;
  rdfs:comment "A length unit which is equal to 0.0254 metres." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010011 ;
  a obo:UO_0010011 ;
  rdfs:label "inch" ;
  rdfs:comment "A length unit which is equal to 0.0254 metres." .

obo:UO_0000204 a rdfs:Class ;
  rdfs:label "katal per liter" ;
  rdfs:comment "A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one thousandth of a cubic meter." ;
  rdfs:subClassOf obo:UO_1000204 ;
  a obo:UO_0000204 ;
  rdfs:label "katal per liter" ;
  rdfs:comment "A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one thousandth of a cubic meter." .

obo:UO_0000086 a rdfs:Class ;
  rdfs:label "kilogram per square meter" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in kilograms divided by the surface area in meters squared." ;
  rdfs:subClassOf obo:UO_1010049 ;
  a obo:UO_0000086 ;
  rdfs:label "kilogram per square meter" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in kilograms divided by the surface area in meters squared." .

obo:UO_0000155 a rdfs:Class ;
  rdfs:label "watt per square meter" ;
  rdfs:comment "An irradiance unit which is equal to 1 watt of radiant power incident per one square meter surface area." ;
  rdfs:subClassOf obo:UO_1000155 ;
  a obo:UO_0000155 ;
  rdfs:label "watt per square meter" ;
  rdfs:comment "An irradiance unit which is equal to 1 watt of radiant power incident per one square meter surface area." .

obo:UO_0000274 a rdfs:Class ;
  rdfs:label "microgram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in micrograms divided by the volume in millliters." ;
  rdfs:subClassOf obo:UO_1000173 ;
  a obo:UO_0000274 ;
  rdfs:label "microgram per milliliter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in micrograms divided by the volume in millliters." .

obo:UO_0010022 a rdfs:Class ;
  rdfs:label "nautical mile" ;
  rdfs:comment "A maritime length unit which is equal to 6,080 feet, 10 cables, or 1,853.184 metres" ;
  rdfs:subClassOf obo:UO_1010022 ;
  a obo:UO_0010022 ;
  rdfs:label "nautical mile" ;
  rdfs:comment "A maritime length unit which is equal to 6,080 feet, 10 cables, or 1,853.184 metres" .

obo:UO_0000168 a rdfs:Class ;
  rdfs:label "parts per thousand" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1000 regardless of the units of measure as long as they are the same." ;
  rdfs:subClassOf obo:UO_1000168 ;
  a obo:UO_0000168 ;
  rdfs:label "parts per thousand" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1000 regardless of the units of measure as long as they are the same." .

obo:UO_0000172 a rdfs:Class ;
  rdfs:label "parts per quadrillion" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[15]." ;
  rdfs:subClassOf obo:UO_1000172 ;
  a obo:UO_0000172 ;
  rdfs:label "parts per quadrillion" ;
  rdfs:comment "A dimensionless concentration notation which denotes the amount of a given substance in a total amount of 1,000,000,000,000 regardless of the units of measure used as long as they are the same or 1 part in 10^[15]." .

obo:UO_0000102 a rdfs:Class ;
  rdfs:label "nanoliter" ;
  rdfs:comment "A volume unit which is equal to one thousandth of one millionth of a liter or 10^[-9] L." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000102 ;
  rdfs:label "nanoliter" ;
  rdfs:comment "A volume unit which is equal to one thousandth of one millionth of a liter or 10^[-9] L." .

obo:UO_0000244 a rdfs:Class ;
  rdfs:label "base pair" ;
  rdfs:comment "A count unit which contains one nucleotide." ;
  rdfs:subClassOf obo:UO_1000244 ;
  a obo:UO_0000244 ;
  rdfs:label "base pair" ;
  rdfs:comment "A count unit which contains one nucleotide." .

obo:UO_0000133 a rdfs:Class ;
  rdfs:label "curie" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which there are 3.7 x 10^[10] atom disintegration per second (dps)." ;
  rdfs:subClassOf obo:UO_1000133 ;
  a obo:UO_0000133 ;
  rdfs:label "curie" ;
  rdfs:comment "An activity (of a radionuclide) unit which is equal to the activity of a quantity of radioactive material in which there are 3.7 x 10^[10] atom disintegration per second (dps)." .

obo:UO_0000091 a rdfs:Class ;
  rdfs:label "kilogram meter per second" ;
  rdfs:comment "A momentum unit which is equal to the momentum of a one kilogram mass object with a speed of one meter per second." ;
  rdfs:subClassOf obo:UO_0000057 ;
  a obo:UO_0000091 ;
  rdfs:label "kilogram meter per second" ;
  rdfs:comment "A momentum unit which is equal to the momentum of a one kilogram mass object with a speed of one meter per second." .

obo:UO_0000194 a rdfs:Class ;
  rdfs:label "confluence percentage" ;
  rdfs:comment "A dimensionless percent unit which denotes the density of an attached or monolayer culture (e.g., cell culture)." ;
  rdfs:subClassOf obo:UO_1000194 ;
  a obo:UO_0000194 ;
  rdfs:label "confluence percentage" ;
  rdfs:comment "A dimensionless percent unit which denotes the density of an attached or monolayer culture (e.g., cell culture)." .

obo:UO_0000032 a rdfs:Class ;
  rdfs:label "hour" ;
  rdfs:comment "A time unit which is equal to 3600 seconds or 60 minutes." ;
  rdfs:subClassOf obo:UO_1000032 ;
  a obo:UO_0000032 ;
  rdfs:label "hour" ;
  rdfs:comment "A time unit which is equal to 3600 seconds or 60 minutes." .

obo:UO_0000222 a rdfs:Class ;
  rdfs:label "kilodalton" ;
  rdfs:comment "A mass unit which is equal to one thousand daltons." ;
  rdfs:subClassOf obo:UO_1000221 ;
  a obo:UO_0000222 ;
  rdfs:label "kilodalton" ;
  rdfs:comment "A mass unit which is equal to one thousand daltons." .

obo:UO_0000021 a rdfs:Class ;
  rdfs:label "gram" ;
  rdfs:comment "A mass unit which is equal to one thousandth of a kilogram or 10^[-3] kg." ;
  rdfs:subClassOf obo:UO_1000021 ;
  a obo:UO_0000021 ;
  rdfs:label "gram" ;
  rdfs:comment "A mass unit which is equal to one thousandth of a kilogram or 10^[-3] kg." .

obo:UO_0010049 a rdfs:Class ;
  rdfs:label "gram per square meter" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in grams divided by the surface area in meters squared." ;
  rdfs:subClassOf obo:UO_1010049 ;
  a obo:UO_0010049 ;
  rdfs:label "gram per square meter" ;
  rdfs:comment "An area density unit which is equal to the mass of an object in grams divided by the surface area in meters squared." .

obo:UO_0010033 a rdfs:Class ;
  rdfs:label "ounce" ;
  rdfs:comment "An imperial mass unit which is equivalent to 28.349,523,125 grams, or 1/16 of 1 pound." ;
  rdfs:subClassOf obo:UO_1010033 ;
  a obo:UO_0010033 ;
  rdfs:label "ounce" ;
  rdfs:comment "An imperial mass unit which is equivalent to 28.349,523,125 grams, or 1/16 of 1 pound." .

obo:UO_0000252 a rdfs:Class ;
  rdfs:label "megavolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one million volts or 10^[6] V." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000252 ;
  rdfs:label "megavolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one million volts or 10^[6] V." .

obo:UO_0000144 a rdfs:Class ;
  rdfs:label "nanosievert" ;
  rdfs:comment "A dose equivalent unit which is equal to one thousandth of a millionth of a sievert or 10^[-9] Sv." ;
  rdfs:subClassOf obo:UO_1000137 ;
  a obo:UO_0000144 ;
  rdfs:label "nanosievert" ;
  rdfs:comment "A dose equivalent unit which is equal to one thousandth of a millionth of a sievert or 10^[-9] Sv." .

obo:UO_0000311 a rdfs:Class ;
  rdfs:label "milligram per kilogram per day" ;
  rdfs:comment "A dosage unit which is equal to 1 milligram per day of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject." ;
  rdfs:subClassOf obo:UO_0000310 ;
  a obo:UO_0000311 ;
  rdfs:label "milligram per kilogram per day" ;
  rdfs:comment "A dosage unit which is equal to 1 milligram per day of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject." .

obo:UO_0010040 a rdfs:Class ;
  rdfs:label "teaspoon" ;
  rdfs:comment "A metric teaspoon is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions. It equals a 5mL volume." ;
  rdfs:subClassOf obo:UO_1010040 ;
  a obo:UO_0010040 ;
  rdfs:label "teaspoon" ;
  rdfs:comment "A metric teaspoon is a unit of measurement of volume widely used in cooking recipes and pharmaceutic prescriptions. It equals a 5mL volume." .

obo:UO_0000078 a rdfs:Class ;
  rdfs:label "radian per second per second" ;
  rdfs:comment "An angular unit acceleration which is equal to the angular acceleration of an object changing its angular velocity by 1rad/s over a time period that equals one second." ;
  rdfs:subClassOf obo:UO_1000078 ;
  a obo:UO_0000078 ;
  rdfs:label "radian per second per second" ;
  rdfs:comment "An angular unit acceleration which is equal to the angular acceleration of an object changing its angular velocity by 1rad/s over a time period that equals one second." .

obo:UO_0000092 a rdfs:Class ;
  rdfs:label "turns per second" ;
  rdfs:comment "A rotational frequency unit which is equal to the number complete turn in a period of time that equals to 1 second." ;
  rdfs:subClassOf obo:UO_1000092 ;
  a obo:UO_0000092 ;
  rdfs:label "turns per second" ;
  rdfs:comment "A rotational frequency unit which is equal to the number complete turn in a period of time that equals to 1 second." .

obo:UO_0000260 a rdfs:Class ;
  rdfs:label "effective dose unit" ;
  rdfs:comment "A unit which is a standard measure of the estimate of the stochastic effect that a non-uniform radiation dose has on a human." ;
  rdfs:subClassOf obo:UO_1000260 ;
  a obo:UO_0000260 ;
  rdfs:label "effective dose unit" ;
  rdfs:comment "A unit which is a standard measure of the estimate of the stochastic effect that a non-uniform radiation dose has on a human." .

obo:UO_0000211 a rdfs:Class ;
  rdfs:label "plaque forming unit" ;
  rdfs:comment "A dimensionless count unit which a measure of plaque forming units in a given volume." ;
  rdfs:subClassOf obo:UO_1000211 ;
  a obo:UO_0000211 ;
  rdfs:label "plaque forming unit" ;
  rdfs:comment "A dimensionless count unit which a measure of plaque forming units in a given volume." .

obo:UO_0010055 a rdfs:Class ;
  rdfs:label "centigray" ;
  rdfs:comment "An absorbed dose unit which is equal to 0.01 gray (Gy)" ;
  rdfs:subClassOf obo:UO_1000134 ;
  a obo:UO_0010055 ;
  rdfs:label "centigray" ;
  rdfs:comment "An absorbed dose unit which is equal to 0.01 gray (Gy)" .

obo:UO_0000014 a rdfs:Class ;
  rdfs:label "candela" ;
  rdfs:comment "A luminous intensity unit which equal to the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 x 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1000014 ;
  a obo:UO_0000014 ;
  rdfs:label "candela" ;
  rdfs:comment "A luminous intensity unit which equal to the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 x 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian." .

obo:UO_0010058 a rdfs:Class ;
  rdfs:label "megaelectronvolt per nucleon" ;
  rdfs:comment "Derived unit which is equal to the total kinetic energy of an atomic nucleus in MeV divided by the number of nucleons in the nucleus" ;
  rdfs:subClassOf obo:UO_0000111 ;
  a obo:UO_0010058 ;
  rdfs:label "megaelectronvolt per nucleon" ;
  rdfs:comment "Derived unit which is equal to the total kinetic energy of an atomic nucleus in MeV divided by the number of nucleons in the nucleus" .

obo:UO_0000082 a rdfs:Class ;
  rdfs:label "square millimeter" ;
  rdfs:comment "An area unit which is equal to one millionth of a square meter or 10^[-6] m^[2]." ;
  rdfs:subClassOf obo:UO_1000082 ;
  a obo:UO_0000082 ;
  rdfs:label "square millimeter" ;
  rdfs:comment "An area unit which is equal to one millionth of a square meter or 10^[-6] m^[2]." .

obo:UO_0000093 a rdfs:Class ;
  rdfs:label "cubic meter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to one cubic meter volume occupied by one kilogram of a particular substance." ;
  rdfs:subClassOf obo:UO_1000093 ;
  a obo:UO_0000093 ;
  rdfs:label "cubic meter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to one cubic meter volume occupied by one kilogram of a particular substance." .

obo:UO_0000164 a rdfs:Class ;
  rdfs:label "mass volume percentage" ;
  rdfs:comment "A dimensionless concentration unit which denotes the mass of the substance in a mixture as a percentage of the volume of the entire mixture." ;
  rdfs:subClassOf obo:UO_1000164 ;
  a obo:UO_0000164 ;
  rdfs:label "mass volume percentage" ;
  rdfs:comment "A dimensionless concentration unit which denotes the mass of the substance in a mixture as a percentage of the volume of the entire mixture." .

obo:UO_0000240 a rdfs:Class ;
  rdfs:label "dots per inch" ;
  rdfs:comment "A spatial resolution unit which is a standard measure of the printing resolution, in particular the number of individual dots of ink a printer or toner can produce within a linear one-inch space." ;
  rdfs:subClassOf obo:UO_1000240 ;
  a obo:UO_0000240 ;
  rdfs:label "dots per inch" ;
  rdfs:comment "A spatial resolution unit which is a standard measure of the printing resolution, in particular the number of individual dots of ink a printer or toner can produce within a linear one-inch space." .

obo:UO_0010066 a rdfs:Class ;
  rdfs:label "kilometer" ;
  rdfs:comment "A length unit which is equal to one thousand meters." ;
  rdfs:subClassOf obo:UO_1000008 ;
  a obo:UO_0010066 ;
  rdfs:label "kilometer" ;
  rdfs:comment "A length unit which is equal to one thousand meters." .

obo:UO_0000175 a rdfs:Class ;
  rdfs:label "gram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in grams divided by the volume in liters." ;
  rdfs:subClassOf obo:UO_1000175 ;
  a obo:UO_0000175 ;
  rdfs:label "gram per liter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in grams divided by the volume in liters." .

obo:UO_0000017 a rdfs:Class ;
  rdfs:label "micrometer" ;
  rdfs:comment "A length unit which is equal to one millionth of a meter or 10^[-6] m." ;
  rdfs:subClassOf obo:UO_1000008 ;
  a obo:UO_0000017 ;
  rdfs:label "micrometer" ;
  rdfs:comment "A length unit which is equal to one millionth of a meter or 10^[-6] m." .

obo:UO_0000098 a rdfs:Class ;
  rdfs:label "milliliter" ;
  rdfs:comment "A volume unit which is equal to one thousandth of a liter or 10^[-3] L, or to 1 cubic centimeter." ;
  rdfs:subClassOf obo:UO_1000099 ;
  a obo:UO_0000098 ;
  rdfs:label "milliliter" ;
  rdfs:comment "A volume unit which is equal to one thousandth of a liter or 10^[-3] L, or to 1 cubic centimeter." .

obo:UO_0010037 a rdfs:Class ;
  rdfs:label "hundredweight" ;
  rdfs:comment "An imperial mass unit which is equivalent to 50.802,345,44 kilograms, 112 pounds, or 8 stone." ;
  rdfs:subClassOf obo:UO_1010037 ;
  a obo:UO_0010037 ;
  rdfs:label "hundredweight" ;
  rdfs:comment "An imperial mass unit which is equivalent to 50.802,345,44 kilograms, 112 pounds, or 8 stone." .

obo:UO_0000226 a rdfs:Class ;
  rdfs:label "weber" ;
  rdfs:comment "A magnetic flux unit which is equal to the amount of flux that when linked with a single turn of wire for an interval of one second will induce an electromotive force of one volt." ;
  rdfs:subClassOf obo:UO_1000226 ;
  a obo:UO_0000226 ;
  rdfs:label "weber" ;
  rdfs:comment "A magnetic flux unit which is equal to the amount of flux that when linked with a single turn of wire for an interval of one second will induce an electromotive force of one volt." .

obo:UO_0010054 a rdfs:Class ;
  rdfs:label "picoampere" ;
  rdfs:comment "An electric current unit current which is equal to one trillionth of an ampere or 10^[-12] A." ;
  rdfs:subClassOf obo:UO_1000011 ;
  a obo:UO_0010054 ;
  rdfs:label "picoampere" ;
  rdfs:comment "An electric current unit current which is equal to one trillionth of an ampere or 10^[-12] A." .

obo:UO_0000024 a rdfs:Class ;
  rdfs:label "nanogram" ;
  rdfs:comment "A mass unit which is equal to one thousandth of one millionth of a gram or 10^[-9] g." ;
  rdfs:subClassOf obo:UO_1000021 ;
  a obo:UO_0000024 ;
  rdfs:label "nanogram" ;
  rdfs:comment "A mass unit which is equal to one thousandth of one millionth of a gram or 10^[-9] g." .

obo:UO_0000083 a rdfs:Class ;
  rdfs:label "kilogram per cubic meter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in kilograms divided by the volume in cubic meters." ;
  rdfs:subClassOf obo:UO_0000052 ;
  a obo:UO_0000083 ;
  rdfs:label "kilogram per cubic meter" ;
  rdfs:comment "A mass unit density which is equal to mass of an object in kilograms divided by the volume in cubic meters." .

obo:UO_0000308 a rdfs:Class ;
  rdfs:label "milligram per kilogram" ;
  rdfs:comment "A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject." ;
  rdfs:subClassOf obo:UO_0000307 ;
  a obo:UO_0000308 ;
  rdfs:label "milligram per kilogram" ;
  rdfs:comment "A dose unit which is equal to 1 milligram of a toxic or pharmaceutical substance per kilogram body weight of the recipient subject." .

obo:UO_0010038 a rdfs:Class ;
  rdfs:label "ton" ;
  rdfs:comment "An imperial mass unit which is equivalent to 1,016.046,9088 kilograms, or 2,240 pounds." ;
  rdfs:subClassOf obo:UO_1010038 ;
  a obo:UO_0010038 ;
  rdfs:label "ton" ;
  rdfs:comment "An imperial mass unit which is equivalent to 1,016.046,9088 kilograms, or 2,240 pounds." .

obo:UO_0000215 a rdfs:Class ;
  rdfs:label "plaque forming unit per milliliter" ;
  rdfs:comment "A concentration unit which a measure of plaque forming units in one milliliter." ;
  rdfs:subClassOf obo:UO_1000215 ;
  a obo:UO_0000215 ;
  rdfs:label "plaque forming unit per milliliter" ;
  rdfs:comment "A concentration unit which a measure of plaque forming units in one milliliter." .

obo:UO_0000035 a rdfs:Class ;
  rdfs:label "month" ;
  rdfs:comment "A time unit which is approximately equal to the length of time of one of cycle of the moon's phases which in science is taken to be equal to 30 days." ;
  rdfs:subClassOf obo:UO_1000035 ;
  a obo:UO_0000035 ;
  rdfs:label "month" ;
  rdfs:comment "A time unit which is approximately equal to the length of time of one of cycle of the moon's phases which in science is taken to be equal to 30 days." .

obo:UO_0000203 a rdfs:Class ;
  rdfs:label "katal per cubic meter" ;
  rdfs:comment "A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one cubic meter." ;
  rdfs:subClassOf obo:UO_1000203 ;
  a obo:UO_0000203 ;
  rdfs:label "katal per cubic meter" ;
  rdfs:comment "A catalytic (activity) concentration unit which is equal to 1 katal activity of a catalyst in a given volume of one cubic meter." .

obo:UO_0000326 a rdfs:Class ;
  rdfs:label "centiMorgan" ;
  rdfs:comment "A unit used to express distances on a genetic map. In genetic mapping, distances between markers are determined by measuring the rate of meiotic recombination between them, which increases proportionately with the distance separating them. A cM is defined as the length of an interval in which there is a 1% probability of recombination. On the average, 1 cM is roughly equivalent to 1 megabase (Mb) of DNA, although this can vary widely due to hot and cold spots of recombination." ;
  rdfs:subClassOf obo:UO_0000001 ;
  a obo:UO_0000326 ;
  rdfs:label "centiMorgan" ;
  rdfs:comment "A unit used to express distances on a genetic map. In genetic mapping, distances between markers are determined by measuring the rate of meiotic recombination between them, which increases proportionately with the distance separating them. A cM is defined as the length of an interval in which there is a 1% probability of recombination. On the average, 1 cM is roughly equivalent to 1 megabase (Mb) of DNA, although this can vary widely due to hot and cold spots of recombination." .

obo:UO_0000136 a rdfs:Class ;
  rdfs:label "roentgen" ;
  rdfs:comment "An exposure unit which is equal to the amount of radiation required to liberate positive and negative charges of one electrostatic unit of charge in 1 cm^[3] of air at standard temperature and pressure (STP). This corresponds to the generation of approximately 2.0810^[9] ion pairs." ;
  rdfs:subClassOf obo:UO_1000136 ;
  a obo:UO_0000136 ;
  rdfs:label "roentgen" ;
  rdfs:comment "An exposure unit which is equal to the amount of radiation required to liberate positive and negative charges of one electrostatic unit of charge in 1 cm^[3] of air at standard temperature and pressure (STP). This corresponds to the generation of approximately 2.0810^[9] ion pairs." .

obo:UO_0010016 a rdfs:Class ;
  rdfs:label "furlong" ;
  rdfs:comment "A length unit which is equal to 20,116.8 metres, 660 feet, or 10 chains." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010016 ;
  a obo:UO_0010016 ;
  rdfs:label "furlong" ;
  rdfs:comment "A length unit which is equal to 20,116.8 metres, 660 feet, or 10 chains." .

obo:UO_0000125 a rdfs:Class ;
  rdfs:label "steradian" ;
  rdfs:comment "A solid angle unit which is equal to the solid angle subtended at the center of a sphere by an area on the surface of the sphere that is equal to the radius squared." ;
  rdfs:subClassOf obo:UO_1000125 ;
  a obo:UO_0000125 ;
  rdfs:label "steradian" ;
  rdfs:comment "A solid angle unit which is equal to the solid angle subtended at the center of a sphere by an area on the surface of the sphere that is equal to the radius squared." .

obo:UO_0010027 a rdfs:Class ;
  rdfs:label "gill" ;
  rdfs:comment "An imperial volume unit which is equivalent to 142.065,3125 millilitres." ;
  rdfs:subClassOf obo:UO_1010027 ;
  a obo:UO_0010027 ;
  rdfs:label "gill" ;
  rdfs:comment "An imperial volume unit which is equivalent to 142.065,3125 millilitres." .

obo:UO_0000179 a rdfs:Class ;
  rdfs:label "unit per liter" ;
  rdfs:comment "A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one liter." ;
  rdfs:subClassOf obo:UO_1000179 ;
  a obo:UO_0000179 ;
  rdfs:label "unit per liter" ;
  rdfs:comment "A unit per milliliter unit which is equal to one unit of an agreed arbitrary amount per one liter." .

obo:UO_0000259 a rdfs:Class ;
  rdfs:label "decibel" ;
  rdfs:comment "A ratio unit which is an indicator of sound power per unit area." ;
  rdfs:subClassOf obo:UO_0000190 ;
  a obo:UO_0000259 ;
  rdfs:label "decibel" ;
  rdfs:comment "A ratio unit which is an indicator of sound power per unit area." .

obo:UO_0010015 a rdfs:Class ;
  rdfs:label "chain" ;
  rdfs:comment "A length unit which is equal to 20.1168 metres, 66 feet, or 22 yards." ;
  rdfs:subClassOf obo:UO_0000045 , obo:UO_1010015 ;
  a obo:UO_0010015 ;
  rdfs:label "chain" ;
  rdfs:comment "A length unit which is equal to 20.1168 metres, 66 feet, or 22 yards." .

obo:UO_0000110 a rdfs:Class ;
  rdfs:label "pascal" ;
  rdfs:comment "A pressure unit which is equal to the pressure or stress on a surface caused by a force of 1 newton spread over a surface of 1 m^[2]." ;
  rdfs:subClassOf obo:UO_1000110 ;
  a obo:UO_0000110 ;
  rdfs:label "pascal" ;
  rdfs:comment "A pressure unit which is equal to the pressure or stress on a surface caused by a force of 1 newton spread over a surface of 1 m^[2]." .

obo:UO_0000208 a rdfs:Class ;
  rdfs:label "gram per deciliter" ;
  rdfs:comment "A mass density unit which is equal to mass of an object in grams divided by the volume in deciliters." ;
  rdfs:subClassOf obo:UO_1000208 ;
  a obo:UO_0000208 ;
  rdfs:label "gram per deciliter" ;
  rdfs:comment "A mass density unit which is equal to mass of an object in grams divided by the volume in deciliters." .

obo:UO_0000248 a rdfs:Class ;
  rdfs:label "kilovolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one thousand volts or 10^[3] V." ;
  rdfs:subClassOf obo:UO_1000218 ;
  a obo:UO_0000248 ;
  rdfs:label "kilovolt" ;
  rdfs:comment "An electric potential difference unit which is equal to one thousand volts or 10^[3] V." .

obo:UO_0000197 a rdfs:Class ;
  rdfs:label "liter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to one liter volume occupied by one kilogram of a particular substance." ;
  rdfs:subClassOf obo:UO_1000197 ;
  a obo:UO_0000197 ;
  rdfs:label "liter per kilogram" ;
  rdfs:comment "A specific volume unit which is equal to one liter volume occupied by one kilogram of a particular substance." .

obo:UO_0010026 a rdfs:Class ;
  rdfs:label "fluid ounce" ;
  rdfs:comment "An imperial volume unit which is equivalent to 28.413,0625 millilitres." ;
  rdfs:subClassOf obo:UO_1010026 ;
  a obo:UO_0010026 ;
  rdfs:label "fluid ounce" ;
  rdfs:comment "An imperial volume unit which is equivalent to 28.413,0625 millilitres." .

obo:UO_0000039 a rdfs:Class ;
  rdfs:label "micromole" ;
  rdfs:comment "A substance unit equal to a millionth of a mol or 10^[-6] mol." ;
  rdfs:subClassOf obo:UO_1000013 ;
  a obo:UO_0000039 ;
  rdfs:label "micromole" ;
  rdfs:comment "A substance unit equal to a millionth of a mol or 10^[-6] mol." .

obo:UO_0000237 a rdfs:Class ;
  rdfs:label "chroma sampling unit" ;
  rdfs:comment "An image resolution unit which is a standard measure of the amount of spatial detail in an image." ;
  rdfs:subClassOf obo:UO_1000237 ;
  a obo:UO_0000237 ;
  rdfs:label "chroma sampling unit" ;
  rdfs:comment "An image resolution unit which is a standard measure of the amount of spatial detail in an image." .

obo:UO_0000028 a rdfs:Class ;
  rdfs:label "millisecond" ;
  rdfs:comment "A time unit which is equal to one thousandth of a second or 10^[-3] s." ;
  rdfs:subClassOf obo:UO_1000010 ;
  a obo:UO_0000028 ;
  rdfs:label "millisecond" ;
  rdfs:comment "A time unit which is equal to one thousandth of a second or 10^[-3] s." .

obo:UO_0010009 a rdfs:Class ;
  rdfs:label "millidalton" ;
  rdfs:comment "A mass unit which is equal to one thousandth of a dalton, i.e. 1/12000 the mass of 12C" ;
  rdfs:subClassOf obo:UO_0000002 ;
  a obo:UO_0010009 ;
  rdfs:label "millidalton" ;
  rdfs:comment "A mass unit which is equal to one thousandth of a dalton, i.e. 1/12000 the mass of 12C" .

obo:UO_0000271 a rdfs:Class ;
  rdfs:label "microliters per minute" ;
  rdfs:comment "A volumetric flow rate unit which is equal to one microliter volume through a given surface in one minute." ;
  rdfs:subClassOf obo:UO_0000270 ;
  a obo:UO_0000271 ;
  rdfs:label "microliters per minute" ;
  rdfs:comment "A volumetric flow rate unit which is equal to one microliter volume through a given surface in one minute." .
