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Waste Water Engineering
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The coagulant which is generally not used for treating the sewage, is

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Correct Answer: Option A
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Examveda
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2 Comments
भजन कीर्तन
भजन कीर्तन 6 years ago
Because alum use for coagulation of drinking water and other are used for waste water
Kishankumar Makvana
Kishankumar Makvana 7 years ago
Why A ?