State the method employed to disinfect drinking water at the municipal level

Q. State the method employed to disinfect drinking water at the municipal level

A

Boiling

B

Distillation

C

Chlorination

D

All the above

Solution:

Chlorination is the easiest way to purify huge amount of water within less time so is used in muncipalities.
Water must be made safe to drink, and an important step in ensuring water safety is disinfection. Chlorination, ozone, ultraviolet light, and chloramines are primary methods for disinfection. However, potassium permanganate, photocatalytic disinfection, nanofiltration, and chlorine dioxide can also be used.

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