Which of the following is not commercial source of energy?

Coal
Petroleum
Natural Gas
Firewood

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 4

Commercial source of energy such as coal, petroleum & natural gas are obtained commercially whereas fire wood is obtained non-commercially by people from wastelands forestlands in terms of twigs, sticks etc.

4 views Answered 2022-09-01 13:21

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