Question

what is sludge? how it is treated? explain briefly about that in essay​

Answer 1

Answer:

Sewage sludge treatment describes the processes used to manage and dispose of sewage sludge produced during sewage treatment. Sludge is mostly water with lesser amounts of solid material removed from liquid sewage. Primary sludge includes settleable solids removed during primary treatment in primary clarifiers. Secondary sludge separated in secondary clarifiers includes treated sewage sludge from secondary treatment bioreactors.

Explanation:

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Answer 2

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YOUR ANS

Semi solid such as faeces that settle down during wastewater treatment are called sludge . The sludge is removed using a scraper and then transferred to a tank where it is decomposed by anaerobic bacteria to produce biogas .

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