substance – Project Haystack

def

substance

Matter in one the three states solid, liquid, or gas

meta

supertypes

marker

Marker labels a dict with typing information

    phenomenon

Aspect of scientific interest with measurable quantities

subtypes

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

quantities

concentration

Abundance of substance in the total volume of a mixture

temp

Temperature - measure of hot and cold

volume

Three dimensional space occupied by a substance