液化石油气具有易燃、易爆、低温、深冷、毒害、腐蚀等特性。1立方米的液化石油气完全燃烧，释放2万至2.7万千卡热量，比重比空气重得多。一旦泄漏，要及时采取堵漏、倒液等措施。抢险人员应关闭相关的阀门，切断气源。对于管道等小的破损处，可用汽车橡胶内胎（宽度视具体情况 Liquefied petroleum gas is flammable, explosive, low temperature, cryogenic, poisoning, corrosion and other characteristics. 1 cubic meter of liquefied petroleum gas completely burned, releasing 20,000 to 27,000 kcal of heat, the proportion heavier than the air. Once leaked, it is necessary to take measures such as plugging and pouring liquid in time. Emergency personnel should close the relevant valve, cut off the gas source. For pipelines and other small damage, the available rubber inner tube (width depending on the circumstances