def

naturalGasHeating

Heating by the combustion of natural gas

meta

supertypes

marker

Marker labels a dict with typing information

    choice

Choice specifies an exclusive marker selection

        heatingProcess

Processed used to heat a substance

    input

Entity inputs a substance which flows from another entity

        naturalGas-input

Entity inputs natural gas which flows from another entity

tags

naturalGasRef

Natural gas flows from the referent to this entity