CARBON n.
unds, Compounds of carbon (Chem.), those compounds consisting largely of carbon, commonly produced by animals and plants, and hence called organic compounds, though their synthesis may be effected in many cases in the laboratory. The formation of the compounds of carbon is not dependent upon the life process. I. Remsen…
CARBONIFEROUS a.
Producing or containing carbon or coal. Carboniferous age (Geol.), the age immediately following the Devonian, or Age of fishes, and characterized by the vegatation which formed the coal beds. This age embraces three periods, the Subcarboniferous, the Carboniferous, and Permian. See Age of acrogens, under Acrogen. --…
CAST IRON n.
Highly carbonized iron, the direct product of the blast furnace; -- used for making castings, and for conversion into wrought iron and steel. It can not be welded or forged, is brittle, and sometimes very hard. Besides carbon, it contains sulphur, phosphorus, silica, etc.