Biological conversion of biomass involves fermentation to create ethanol and anaerobic digestion to provide biogas. Ethanol is employed to be a car fuel. Biogas, also called biomethane /message /verifyErrors The word in the example sentence would not match the entry phrase. The sentence consists of offensive content. Cancel Post Thanks! https://biomasspelletsuses07159.webdesign96.com/38746937/how-pure-biofuels-peru-can-save-you-time-stress-and-money