Daily Almanac for
Nov 30, 2009
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cal'cium chlo'ride




a white, lumpy, deliquescent solid, CaCl2, usually derived from calcium carbonate by reaction with hydrochloric acid, or as a by-product of various commercial processes: used chiefly as a drying agent and preservative and for preventing dust.

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

calcium carbonatecalcium cyanamide
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