Question

a) cahrcoal is abetter fuel than wood why b) how does biogas plant help to reduce the problem of pollution

Answer 1

a)It has high heating capacity.
It produces less smoke comparitively.
b)The waste produced can be used as manure.

Answer 2

A)charcoal is a better fuel than wood because it has a higher calorific value than wood and produces less smoke.

B)biogas plant does not produce smoke .it is a renewable resource