Physics, asked by skasifiqubal143, 6 months ago

Which of the following is not a step involved in waste water treatment?

(a) Chlorination (b) Vermi-composting (c) Aeration (d) sedimentation

Answers

Answered by Anonymous

4

Vermi- Composting is not a step involved in waste water treatment.

hope it helps you.

Answered by Anonymous

3

b) vermi-composting

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