Question

Why is biogas considered excellent fuel?

Answer 1

Biogas:

1. Biogas has about 50–70% methane, and 25–45% carbon dioxide, and there are traces of other gases as well.
2. Anaerobically decomposing organic materials, such as manure and plant debris, produces the gas.

It is considered an excellent fuel because :

1. Due to its high calorific value
2. Biogas is burned without producing smoke, there is no air pollution.
3. It leaves no residues, it is a clean fuel.
4. It has a high calorific value because it generates a lot of heat per unit mass.
5. It is affordable and practical.