Science, asked by netrshiv, 2 months ago

Which one of these is a mechanical process of treating wastewater?
a. Screening of sewage
b. Digestion of sewage
C. Aeration of sewage
d. Addition of chlorine to water

Answers

Answered by freefireboss87

2

Answer:

A}Screening of sewage

This is the answer

Answered by mileycyrus41

0

Explanation:

The mechanical process of treating wastewater by addition of chlorine to water.

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