By Maddie Stone

As anyone who’s ever owned a pet fish or gone to a public swimming pool knows, chlorine is commonly used to disinfect water. Ironically, when it comes to sewage treatment, it may be doing just the opposite.

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/fj-VhzNw_gQ/chlorine-treatment-can-accelerate-antibiotic-resistance-1692651466