Question

why biogas a better fuel than wood or cow cow dung cake

Answer 1

Because it does not cause pollution when burnt and do not harm the environment..

I hope this will help you..

Answer 2

Why biogas a better fuel than wood or cow dung cake?

1. It does not leave any ash after burning.
2. It burns with smokeless flame.
3. It has higher calorific value than dung-cake, wood & coal.
4. It is much cheaper than most of the common fuel.
5. Use of Biogas as a fuel will save forests and fossil fuels.