Question

What element is used to disinfect swimming pools?
A) Fluorine B) Chlorine C) Bromine D) Sulphur

Answer 1

Answer:

B

Explanation:

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Answer 2

Answer:Chlorine.

Explanation:Chlorine is used to disinfect water in the swimming pool because it kills the bacteria present in it, many people used it to make drinking water disinfect so they can drink it which means it is not harmful to health if used in controlled quantity.

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