Chlorinated vs. Chloromethane — What's the Difference?

Difference Between Chlorinated and Chloromethane
Definitions
Chlorinated➦
To treat or combine with chlorine or a chlorine compound.
Chloromethane➦
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.
Chlorinated➦
Simple past tense and past participle of chlorinate
Chloromethane➦
(organic compound) Any chlorinated derivative of methane
Chlorinated➦
(chemistry) Of water, that has had chlorine added to it to purify it.
Chloromethane➦
(by extension) CH3Cl (methyl chloride) a flammable gas, once used as a refrigerant