Question

What is sludge? explain how it is treated ​

Answer 1

Answer:

In sewage treatment plants, the residue that accumulates is called sludge. It is treated by anaerobic bacteria. Complete answer: ... Using a skimmer, sludge is collected and then transported to a tank where it is decomposed for biogas processing by anaerobic bacteria

Explanation:

The residue that accumulates in sewage treatment plants is called sludge (or biosolids). ... Digested sludge is passed through a dewatering step; the dried solids are disposed of, and the water is sent back to secondary treatmentSemi-solids such as faeces that settle down during wastewater treatment are called sludge. This sludge is removed using a scraper and then transferred to a tank where it is decomposed by anaerobic bacteria to produce biogas. This biogas is used as a low-cost fuel for heating, cooking, etc.

Answer 2

Answer:

Semi-solids such as faeces that settle down during wastewater treatment are called sludge. This sludge is removed using a scraper and then transferred to a tank where it is decomposed by anaerobic bacteria to produce biogas. This biogas is used as a low- cost fuel for heating, cooking, etc.

Explanation:

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