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Question

 _______ can be used as a starting material in the manufacturing of perfumes.
  1. Coal tar
  2. Coal gas
  3. Coke
  4. Coal


Solution

The correct option is A Coal tar
Coal tar is a black coloured thick liquid with unpleasant smell and is obtained from coal. It is a mixture of about 200 substances. The by-products obtained from coal tar are used as starting materials in the manufacturing of  synthetic dyes, perfumes, drugs, explosives.

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