Question

what should the use of coal and petroleum be avoided give the answer​

Answer 1

Answer:

Because of it's smog which led to the air pollution

Answer 2

Answer:

Step-by-step explanation:

Coal and petroleum are good sources of energy and it is important to conserve them because they can be replenished quickly enough. Hydrocarbons are formed over a period of thousands of years when the remains of dead plants and animals are buried inside the earth. Also, burning coal and oil results in air pollution.

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