Science, asked by dhanprakash239, 4 months ago

Sewage treatment processes involve
(a) removal of solid material.
(c) aeration of clarified water.
(b) sedimentation
(d) all of these

Answers

Answered by priyanshi9975

4

Answer:

a.) removal of solid material

Answered by st5791399

1

Answer:

all of these are correct

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