Which of the following methods does not make water fit for drinking?

Biology

WAEC 2011

A. Addition of chlorine
B. Boiling
C. Distillation
D. Addition of alum

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Correct Answer: Option C

Explanation

Chlorine is one of the most commonly used disinfectants for water disinfection. Addition of Chlorine helps to kill certain bacteria and other microbes in tap water

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Which of the following methods does not make water fit for drinking?

Correct Answer: Option C

Explanation

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