民用煤主要是作为一次能游直接用于人民生活的煤炭。目前,我国大约有90%的城镇居民和15%的农民依靠煤炭作为炊事和采暖的燃料。全国民用煤的年消耗量在一亿五千万吨以上,比任何一个工业部门的耗煤量都多。而民用煤的燃烧技术落后,所用炉具、灶具简陋,热效率之低,浪费之大又比任何一个工业部门 Civil coal is mainly used as a coal that can be used directly for people’s lives. At present, about 90% of urban residents and 15% of farmers in China rely on coal as fuel for cooking and heating. The annual consumption of the entire national coal is over 150 million tons, which is more than the consumption of coal in any industrial sector. The civilian coal combustion technology is backward, the stoves and cookers used are simple, the thermal efficiency is low, and waste is greater than any industrial sector.