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Discussion :: Water Supply Engineering

  1. B.O.D. of treated water should be

    2. A.
    10 ppm
    B.
    25 ppm
    C.
    20 ppm
    D.
    30 ppm
    E.
    Nil.

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    Answer : Option E

    Explanation :

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

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