Science, asked by ksyaropa, 1 year ago

Outline the stages of sewage treatment in a WWTP

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Answered by nagarajgogre0125

waste water treatment plant

Sewage treatment generally involves three stages, called primary, secondary and tertiary treatment. Primary treatment consists of temporarily holding the sewage in a quiescent basin where heavy solids can settle to the bottom while oil, grease and lighter solids float to the surface.

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