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Discussion :: Refractory Technology

  1. Porosity of silica bricks varies from __________ percent.

  2. A.
    5 to 10
    B.
    20 to 30
    C.
    45 to 60
    D.
    60 to 75

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    Workspace

    Answer : Option B

    Explanation :

    No answer description available for this question.


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