Maximum permissible residual chlorine in treated water should be __________ mg/l – OfficerPath

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MCQ Practice

Maximum permissible residual chlorine in treated water should be __________ mg/litre.

Subject: Chemical EngineeringTopic: Environmental Engineering In Ce

A

0.001 to 0.01

B

02 to 0.3

C

2 to 3

D

5 to 10

Correct Answer: B

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