(geology) the Carboniferous period

A tax levied on the carbon contents used by the burning fossil fuels, so as to discourage the production of the greenhouse gas carbon dioxide.

Containing or producing carbon.

(inorganic chemistry) A colourless or white inorganic compound, CaCO₃, occurring as chalk, limestone, marble etc; reacts with acids to liberate carbon dioxide.

a process whereby trees and other plants remove carbon dioxide from the atmosphere and through photosynthesis, turn it into plant material

Of or relating to carbon.

plural of carbon copy

a mildly disinfectant soap containing carbolic acid (phenol)

of, relating to or containing carbolic acid

Carbolic acid or similar disinfectant.