Q36Long answer
Although wood has a very high calorific value, we still discourage its use as a fuel. Explain.
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Hint: (i) Wood produces lot of air pollution. (ii) Use of wood as fuel encourages cutting of trees leading to deforestation.
Although wood has a very high calorific value, we still discourage its use as a fuel. Explain.
Hint: (i) Wood produces lot of air pollution. (ii) Use of wood as fuel encourages cutting of trees leading to deforestation.