How is biogas obtained from cowdung?

1.	How is biogas obtained from cowdung?
Answer» Cowdung is mixed with water to make slurry in the tank. Then slurry left for some days to get decomposed by anaerobic bacteria to form biogas. In this process biogas is obtained Cowdung is mixed with some other domestic wastes and then is left for anaerobic fermentation by bacteria and it releases biogas .

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