Out of these which is not used as a chemical coagulant? Options: A . &nbspAlum B . &nbspCalcium chloride C . &nbspFerric Chloride D . &nbspPoly Iron Chloride

Out of these which is not used as a chemical coagulant?

Question

Out of these which is not used as a chemical coagulant?

Options:

A . Alum

B . Calcium chloride

C . Ferric Chloride

D . Poly Iron Chloride

Answer: Option D
Answer: (d).Poly Iron Chloride

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