Biogas is by far the most efficient use of cattle dung. Justify by giving three P reasons. Or Wh...

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Biogas is by far the most efficient use of cattle dung. Justify by giving three
P reasons.
Or
What are the advantages of Biogas as a source of energy?
Key Concept \( \rightarrow \) Importance of Biogas
(i) It is non-conventional source of energy.
(ii) It does not cause any pollution.
(iii) It has higher thermal efficiency in comparison to kerosene, cowdung, coal and charcoal.
(iv) Cobar gas plants provide twin benefits to the farmers in the form of energy and improved quality of manure.
(v) It is clean source of energy,
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