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Environmental Engineering Mcqs
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>> The chemical most commonly used to increase speed of sedimentation of sewage is_______________?
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Q. The chemical most commonly used to increase speed of sedimentation of sewage is_______________?
a.
sulphuric acid
b.
copper sulphate
c.
lime
d.
sodium permanganate
ANSWER: lime
Answer & Explanation
No explanation is available for this question!
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