Chlorination :: Chlorination (n.) The act or process of subjecting anything to the action of chlorine; especially, a process for the extraction of gold by exposure of the auriferous material to chlorine gas..
Chlorine :: Chlorine (n.) One of the elementary substances, commonly isolated as a greenish yellow gas, two and one half times as heavy as air, of an intensely disagreeable suffocating odor, and exceedingly poisonous. It is abundant in nature, the most important compound being common salt. It is powerful oxidizing, bleaching, and disinfecting agent. Symbol Cl. Atomic weight, 35.4..
Euchlorine :: Euchlorine (n.) A yellow or greenish yellow gas, first prepared by Davy, evolved from potassium chlorate and hydrochloric acid. It is supposed to consist of chlorine tetroxide with some free chlorine..