coal tar is use to make paints, perfumes etc. and also use to make surface of the road then in perfumes smell is pleasant and substance of the road smells bad how is it possible beacause both are prepare from one material only how.


Please find below the solution to the asked query:

In making of perfumes not only coal tar is used. But other chemicals are also added to make it smell good. In making of road, pure form of coal tar is used which has not good smell. Therefore, smell of coal tar is bad but smell of perfume of pleasant.

Hope this information will clear your doubts about the topic.    

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In perfumes scents are added to make it smell nice which makes a major difference.Moreover perfumes are made to make a person smell good whereas roads are not.
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