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  3. 8th Class
  4. Science
  5. Coal and Petroleum

8th Class Science Coal and Petroleum Question Bank Coal and Petroleum

  • question_answer
    A useful product of destructive distillation of coal which is used in making drugs and photographic materials is;

    A) Coal gas                       

    B) Coal tar

    C) Coke                

    D) Carbon dioxide

    E) None of these

    Correct Answer: B

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