Firewood is a conventional fuel. List any four reasons for replacing it with alternate sources of energy.
Firewood is a conventional fuel. List any four reasons for replacing it with alternate sources of energy.
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(i) Wood has low calorific value as compared to other sources of fuel.
(ii) It causes air pollution on burning.
(iii) Cutting down of trees causes depletion of forest leading to imbalance in nature.
(iv) Only 8-10% energy of burning firewood is utilised and the remaining is wasted.
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