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Liquid Chemicals: Halogens

11. Controlling Microbial Growth / Liquid Chemicals: Halogens / Problem 3

What is a potential drawback of using chlorine as a disinfectant in water treatment?

A

It forms toxic byproducts such as trihalomethanes

B

It is ineffective at killing viruses

C

It does not work well at low temperatures

D

It is more expensive than other halogens

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