Science, asked by ritik87771, 3 months ago

What is sludge

Solids like faeces settled at bottom of aeration tank

Oil like substances that float at top of aeration tank

Aerobic bacteria that break organic waste

Anaerobic bacteria

Answers

Answered by StrawBerryJamin

7

A thick, soft unpleasant substance; mud.

what we will do??

gummie

Answered by balwantjaiswal09

2

Answer:

Aerobic bacteria that break organic waste

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