Question

1. why do we not use coal gas as a cooking fuel
2.why does petroleum float on water ?
3. Suggest some methods to reduce the LPG consumptions at home

Answer 1

1) We do not use coal gas as a fuel because it has a relatively low calorific value, moreover, it produces a large amount of smoke causing pollution.

2) Petroleum does floats on water 'cause petroleum has lower density than that of water.

3) ● Using less gas stoves.
● Increase in the use of induction stoves.
● Using solar cookers for cooking.