biogas is an eco-ftiendly fuel
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CNG because it is biogas without CO2, H2s and other impurities. it is upgraded biogas
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Biogas is an eco-friendly fuel. Explain.
- It doesn't leave any ash after burning.
- It burns with smokeless flame.
- It has higher calorific value than dung-cake, wood & coal.
- It is much cheaper than most of the common fuel.
- Use of Biogas as a fuel will save forests & fossil fuels.
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