一块普通的毛巾,在火场逃生中可能派上大用场。它可发挥如下作用:“空气呼吸器”:火灾烟气具有温度高、毒性大的特点,人员吸入后易引起呼吸系统烫伤或中毒。在火场逃生中,用湿毛巾捂住口鼻过滤烟雾的效果较好。含水量在自重3倍以下的普通湿毛巾,如折叠8层,烟雾消除率可达60%;折叠16层,烟雾消除率可达90%以上。“简易灭火器”:液化气钢瓶口、胶管、灶具或煤气管道发 An ordinary towel may be of great use in the fire escape. It can play the following role: “air respirator ”: fire smoke has the characteristics of high temperature, high toxicity, inhalation can cause respiratory scalds or poisoning. In the fire escape, with a wet towel to cover the nose and mouth filter smoke better. Moisture content in weight 3 times less than ordinary wet towel, such as folding 8 layers, the smoke elimination rate of up to 60%; folding 16 layers, the smoke elimination rate of up to 90%. “Simple fire extinguisher ”: liquefied gas steel bottle mouth, hose, stove or gas pipe hair