Biology
What is sludge ?
Waste Generation & Management
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Answer
Sludge is solid precipitated material which is produced during secondary treatment of effluents and it can be used as a manure.
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What is sludge ?
38 Likes
Sludge is solid precipitated material which is produced during secondary treatment of effluents and it can be used as a manure.
Answered By
25 Likes