A substance that causes or contributes to the onset of cancer.
A positively charged ion.
A combination of chlorine and ammonia used to disinfect many public water supplies.
A chemical poison used to disinfect water.
A tiny particle that remains in suspension in a liquid.
The amount of time that water contacts with a filter while flowing through it.
A substance in water that is harmful or otherwise undesirable. Same as pollutant.
A chemical process by which water attacks metal surfaces and weakens or destroys them.
Cellulose Tri-acetate membrane. A type of membrane used in reverse osmosis.
(DI) A process that removes minerals from water by ion exchange.
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