a simple electrical resistor containing carbon granules in a binder

the halogenated hydrocarbon tetraiodomethane

(inorganic chemistry) The ammonium salt of carbonic acid, (NH₄)₂CO₃; a white powder, smelling of ammonia, used in the preparation of smelling salts and baking powder.

(chemistry) A salt, Na₂CO₃ formally derived from sodium hydroxide and carbonic acid; it is a white powder, soluble in water, with domestic, commercial and industrial uses; it occurs naturally as natrite

carbon emissions trading

The systematic measurement of the carbon footprint of a person, organization or state, for use in carbon emissions trading

Synonym of carbon footprint

Any market in which carbon emissions trading takes place.

Having an overall zero carbon footprint after carbon emissions trading has been taken into account.

A measure of the amount of carbon dioxide produced by a person, organization or state in a given time.