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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-1

  • question_answer
    Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous glass called-

    A)  Carbon Monoxide         

    B)         Phosphine                    

    C)         Phosgene         

    D)         None of these   

    Correct Answer: D

    Solution :

    Not available


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