What happens to the chemicals used in dry-cleaning?

1 Answer

Answer :

It’s reused over and over. Perchloroethylene or perc is filtered, distilled and reused by the machine. A small percantage goes out with the clothes and filtered crud but we are talking around .001% though. It sure does not go down the gutter. The car washes are much worse. I worked at a dry cleaner back in high school. Your friendly neighborhood redneck who thinks paint thinner makes good weed killer is the worst culprit most of the time.

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