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def
phenomenon
Aspect of scientific interest with measurable quantities
meta
| def | phenomenon | 
|---|---|
| doc | See above | 
| docTaxonomy | ✓ | 
| is | marker | 
| lib | lib:phScience | 
supertypes
| marker | 
 Marker labels a dict with typing information  | 
|---|
subtypes
| elec | 
 Associated with electricity or with electrical force, power, or energy  | 
|---|---|
| ac-elec | 
 Alternating current electricity  | 
| dc-elec | 
 Direct current electricity  | 
| light | 
 Electromagnetic radiation in the visible spectrum  | 
| solar | 
 Relating to energy from the sun  | 
| substance | 
 Matter in one the three states solid, liquid, or gas  | 
| biomass | 
 Plant or animal material used as fuel to produce electricity or heat  | 
| fluid | 
 Liquid or gas  | 
| gas | 
 Substance with neither definite volume nor shape  | 
| air | 
 The mixture of gases which surrounds the earth  | 
| ch2o | 
 Formaldehyde (CH₂O)  | 
| ch4 | 
 Methane (CH₄)  | 
| co | 
 Carbon monoxide (CO)  | 
| co2 | 
 Carbon dioxide (CO₂)  | 
| hfc | 
 Hydrofluorocarbons  | 
| n2o | 
 Nitrous oxide (N₂O)  | 
| naturalGas | 
 Fossil fuel energy source consisting largely of methane and other hydrocarbons  | 
| nf3 | 
 Nitrogen trifluoride (NF₃)  | 
| nh3 | 
 Ammonia (NH₃)  | 
| no2 | 
 Nitrogen dioxide (NO₂)  | 
| o2 | 
 Oxygen (O₂) - the common dioxygen allotrope in the air  | 
| o3 | 
 Ozone (O₃)  | 
| pfc | 
 Perfluorocarbons  | 
| propane | 
 By-product of natural gas processing and petroleum refining (C₃H₈)  | 
| sf6 | 
 Sulphur hexafluoride (SF₆)  | 
| steam | 
 Water in its gas form  | 
| tvoc | 
 Total volatile organic compound (TVOC)  | 
| liquid | 
 Substance with definite volume but takes the shape of its container  | 
| condensate | 
 Liquid phase produced by the condensation of steam or other gas  | 
| diesel | 
 Liquid fuel specifically designed for use in diesel engines  | 
| fuelOil | 
 Petroleum based oil burned for energy  | 
| gasoline | 
 Petroleum derived liquid used as a fuel source  | 
| water | 
 Water in its liquid form  | 
| blowdown-water | 
 Water expelled from a system to remove mineral build up  | 
| chilled-water | 
 Water cooled for use in HVAC and industrial processes  | 
| cold-water | 
 Water supplied to cold taps  | 
| condenser-water | 
 Water used used to remove heat through condensation  | 
| cool-water | 
 Relatively cool water without active chilling  | 
| domestic-water | 
 Tap water for drinking, washing, cooking, and flushing of toilets  | 
| ground-water | 
 Water present under the ground or from a well  | 
| hot-water | 
 Hot water used for HVAC heating or supplied to hot taps  | 
| makeup-water | 
 Water used used to makeup water loss through leaks, evaporation, or blowdown  | 
| purge-water | 
 Water expelled from a system to remove contaminants  | 
| warm-water | 
 Relatively warm water without active heating  | 
| refrig | 
 Fluid used in refrigeration and heat exchange  | 
| solid | 
 Substance with definite shape and volume  | 
| coal | 
 Combustible sedimentary rock  | 
| ice | 
 Water in its solid form  | 
| pm01 | 
 Particulate matter 0.1  | 
| pm10 | 
 Particulate matter 10  | 
| pm25 | 
 Particulate matter 2.5  | 
| weather | 
 Associated with atmospheric air or phenomenon  | 
| wind | 
 Flow of air on surface of the Earth  |