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Discussion :: Environmental Engineering

  1. Maximum permissible concentration (i.e. TLV) of DDT in public water supply system is __________ micro gram (μ g)/litre.

    2. A.
    2
    B.
    42
    C.
    332
    D.
    1050

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    Answer : Option B

    Explanation :

    No answer description available for this question.

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