유기 폐기물이 미생물에 의해 분해될 때 발생하는 메탄과 이산화탄소 중심의 혼합 기체로, 재생 가능한 연료로 사용됨.
A mixture of methane and carbon dioxide produced by the bacterial decomposition of organic waste, used as a renewable fuel source.
예문:
"The farm installed a digester to convert livestock manure into biogas for heating."
"Biogas production helps reduce greenhouse gas emissions by capturing methane from landfills."
"Many developing countries use small-scale biogas plants to provide clean cooking fuel for rural households."