松滋县新江口镇玉岭村饮食专业户覃章宜,经营饮食餐馆已有8年。以前,顾客来餐馆进餐时,全部使用煤油炉炖火锅(这里有一年四季炖火锅的习惯),不仅消耗大量的煤油,而且很不方便、不卫生。1984年,覃章宜投资400元,建了一口20立方米的沼气池,并修建了一所公共厕所与沼气池配套,自养生猪4头。他利用餐馆的残菜剩饭喂猪,人畜粪便入池,产生的沼气作炖火锅的燃料,用沼气炉取代了原来餐桌上使用的 Songjiang County, New Jiangkou Yulin village catering professional households Qin Zhang Yi, catering restaurants have been operating for 8 years. In the past, when customers came to the restaurant for meals, they all used the kerosene stove to stew the hotpot (there is a habit of stewed pots throughout the year), consuming not only kerosene but also inconvenience and unhealthiness. In 1984, Qin Zhang should invest 400 yuan, built a 20 cubic meters of biogas digesters, and built a public toilets and biogas facilities, self-raising pigs 4. He used the leftovers of restaurants to feed pigs and livestock and poultry and manure into the pool. The produced biogas was used as fuel for stew pots. The biogas furnace was used instead of the original table