Daily Almanac for
May 25, 2012
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car'bon diox'ide




a colorless, odorless, incombustible gas, CO2, present in the atmosphere and formed during respiration, usually obtained from coal, coke, or natural gas by combustion, from carbohydrates by fermentation, by reaction of acid with limestone or other carbonates, or naturally from springs: used extensively in industry as dry ice, or carbon dioxide snow, in carbonated beverages, fire extinguishers, etc. Also called carbonic-acid gas, carbonic anhydride.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

carbon-datecarbon disulfide
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