simple past tense and past participle of chlorinate
(organic compound) Any chlorinated derivative of methane, but especially CH3Cl (methyl chloride) once used as a refrigerant
(chemistry) Of water, that has had chlorine added to it to purify it.
Chloromethane, also called methyl chloride, Refrigerant-40, R-40 or HCC 40, is an organic compound with the chemical formula CH3Cl. One of the haloalkanes, it is a colorless, odorless, flammable gas.