Pronunciation: (klôr'ēn, -in, klōr'-), [key]
a halogen element, a heavy, greenish-yellow, incombustible, water-soluble, poisonous gas that is highly irritating to the respiratory organs, obtained chiefly by electrolysis of sodium chloride brine: used for water purification, in the making of bleaching powder, and in the manufacture both of chemicals that do not contain chlorine, as ethylene glycol, and of those that do. Symbol: Cl; at. wt.: 35.453; at. no.: 17.

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

chlorinatechlorine 36
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