Q6 of 65 Page 88

Name an important source from which naphthalene balls are obtained.

Naphthalene balls used to repel moths and other insects are obtained from coal tar.


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4

Name the product of coal which is thick black liquid having an unpleasant smell.

 5

Name any five substances used in everyday life which are manufactured starting from the products of coal tar.

 7

Which substance is used for metalling the roads these days in place of coal tar?

 8

Name the most common fuel used in light motor vehicles.