Civil Engineering - Water Supply Engineering - Discussion

44. 

The best process of disinfection of public water supply, is by

[A]. boiling
[B]. chlorination
[C]. adding lime
[D]. adding zone.

Answer: Option B

Explanation:

No answer description available for this question.

Salman said: (Oct 7, 2018)  
Because chlorination is cheaper and also future contamination can be prevented due to residual chlorine present in water.

Abdul Halim said: (Apr 17, 2021)  
What about option C? Please explain.

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