alleryStart learning →Where is the remaining major part of activated sludge digested?
AAerobic aeration tanks
BAnaerobic sludge digesters
CPrimary settling tanks
DLarge fermentor vessels
Answer & Solution
Correct answer: B. Anaerobic sludge digesters
It is pumped into large tanks called anaerobic sludge digesters, where anaerobic bacteria digest the sludge.
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