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Discussion :: Chemical Engineering Basics-2

  1. Hardening of steel is not possible, unless it is heated __________ critical point.

    2. A.

     Above the highest
    B.

     Above the lowest
    C.

     Between the first & second
    D.

     Between the second & third

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    Workspace

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    Answer : Option B

    Explanation :

    Explanation Not Provided

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