Give two reasons, why is biogas considered an ideal fuel for domestic use?

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Solution

Biogas is considered an ideal fuel for domestic use because of the following reasons:
(1) Biogas burns with a smokeless flame. So, it does not cause air pollution.
(2) Biogas does not leave any ash after burning.
(3) Biogas is much cheaper than most the common fuels.
(4) Biogas has a higher calorific value than dung cakes, wood, coal, and charcoal.
(5) Use of biogas as fuel will save forests and fossil fuels. Therefore, the use of biogas can help us in overcoming the energy crisis.

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