Question

why boigas considered abetter fuel​

Answer 1

Biogas is a renewable, as well as a clean, source of energy. Gas generated through biodigestion is non-polluting; it actually reduces greenhouse emissions (i.e. reduces the greenhouse effect). ... Biogas generation helps cut reliance on the use of fossil fuels, such as oil and coal.

Explanation:

Biogas is a better fuel than animal dung cakes because:i Burning of animal dung cake causes lot of pollution whereas biogas is a smokeless fuel. ii The calorific value of animal dung cake is much lower than that of biogas. iii Animal dung cakes leave residue after burning whereas biogas leaves no residue.

Answer 2

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Explanation:

Biogas is a better fuel than animal dung cakes because:i Burning of animal dung cake causes lot of pollution whereas biogas is a smokeless fuel. ii The calorific value of animal dung cake is much lower than that of biogas. iii Animal dung cakes leave residue after burning whereas biogas leaves no residue.