Question

how can biogas be obtained ?

Answer 1

bio gas is obtained by the fermentation of organic waste materials in the absence of oxygen it contains mainly of methane

Answer 2

The gases methane, hydrogen, and carbon monoxide (CO) can be combusted or oxidized with oxygen. This energy release allows biogas to be used as a fuel; it can be used for any heating purpose, such as cooking. It can also be used in a gas engine to convert the energy in the gas into electricity and heat.