Chemistry, asked by unknownqueen82, 11 months ago

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Question :- what are the methods for treating the sewage waste?

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Answers

Answered by Ashu4297
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process steps .Primary treatment consist of temporarily holding the sewage in a quiescent basin where baby solids can settle to the bottom while oil, grease, and lighter solids float to the surface .

Secondary treatment removed dissolved and suspended biological matters .

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