Home > General Knowledge > Iron and manganese are removed in water by the process of :

Iron and manganese are removed in water by the process of :

(A) Chlorination
(B) Filtration
(C) Lime-soda treatment
(D) Aeration

Correct Answer : Aeration
Iron and manganaese are removed in water by the process of aeration. Aeration refers to “exposing to the mechanical or chemical action of the air”.
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