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Discussion :: Water Supply Engineering

  1. Maximum permissible colour for domestic water supplies, based on Cobalt scale, is

    2. A.
    5 P.P.M.
    B.
    10 P.P.M.
    C.
    15 P.P.M.
    D.
    20 P.P.M.
    E.
    25 P.P.M.

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    Answer : Option D

    Explanation :

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

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