Question

We should use coal and petroleum judiciously . Why

Answer 1

Answer:

by using petrol and diesel pollution of air is caused. moreover the reserves of petrol and diesel are limited and they can be over in the near future hence, we should use petroleum judiciously

Answer 2

Answer:

we should use coal and petroleum judiciously because they are non renewable as well as conventional source of enerygy ,i.e. they cant be renewed once again as they are very limited and exhaustible source of energy.

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