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13/12/2020 12:02 pm
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Bio gas is an excellent fuel. Justify the statement by giving two reasons. Mention the main constituents of bio gas along with its percentage.
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13/12/2020 12:03 pm
(i) It burns without smoke and leave no residue therefore causes no atmospheric pollution.
(ii) Its heating capacity is high, i.e. it has high calorific value.
Main constituents of bio gas:
The composition of bio gas varies depending upon the nature of organic matter feeding in the digester and advanced waste treatment technology.
The typical composition of bio gas is
Methane 50 – 75%
Carbon dioxide 25 – 50%
Nitrogen 0 – 10%
Hydrogen 0 – 1%
Hydrogen sulphide 0 – 3%