洛阳“12·25”大火中的遇难者大多数衣着整齐，仅有面部被熏黑，这种现象说明火灾中的大多数死难者并不是被火直接烧死，而是由于烟气的危害造成的。火灾中烟气的主要成分是碳粉，还有大量的一氧化碳、二氧化碳、硫化氢等有毒气体，对人体危害很大。有资料显示，火灾时因缺氧、 Most of the victims of the “12.25” fire in Luoyang were neatly dressed and only the face was blackened. This phenomenon shows that most of the victims of the fire are not directly burnt to death by the fire but because of the flue gas Caused by harm The main component of flue gas in the fire is toner, as well as a large number of toxic gases such as carbon monoxide, carbon dioxide, hydrogen sulfide, which are very harmful to the human body. Data show that due to lack of oxygen in the fire,