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  1. The thermosetting plastic

    2. A.

     Becomes rigid when moulded at suitable pressure and temperature
    B.

     At 127°C to 177°C permanently set and further application of heat does not soften it
    C.

     Chars at 343°C
    D.

     All the above

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    Workspace

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    Answer : Option D

    Explanation :

    Explanation Not Provided

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