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Discussion :: Water Supply Engineering

  1. The main process to purify water by filtration, is

    2. A.
    mechanical straining
    B.
    flocculation and sedimentation
    C.
    biological metabolism
    D.
    electronic change
    E.
    all the above.

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    Answer : Option E

    Explanation :

    No answer description available for this question. Let us discuss.

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