Railways R.R.C. (Kolkata) Solved Paper Held on 2nd Shift 9-11-2014

  • question_answer
    ? Which of the following chemical is used for dry cleaning?

    A) Kerosene                       

    B) Diesel

    C) Lubricating oil   

    D) Petroleum based solvent

    Correct Answer: D


You need to login to perform this action.
You will be redirected in 3 sec spinner