Question

IWC6
(C) Cislecting all
Chemical used for disinfecting water during wastewater treatment is
(a) fluorine
(b) chlorine
(c) ozone
(d) both - (b) & (C)​

Answer 1

Explanation:

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Answer 2

Answer:

Chlorine readily combines with all the water components, i.e., chemicals, small animals, microorganisms, plant material, odors, colors, and tastes. Sufficient quantity of chlorine is necessary to meet with the demand of chlorine in the water and provide residual disinfection.