在一些没有铺设煤气管道的地方,人们常常会使用罐装的液化气。液化气罐里装的是液体,可是打开阀门冲出来的又是气体,液化气到底是液体还是气体呢？A:液化气的全称是液化石油气,它是开采石油或炼制石油时产生的副产品,所以也叫油田气或炼厂气。液化气的主要成分是丙稀、丁烯、丙烷和丁烷,它们都很容易燃烧,可以用作燃料。不过,这些气体在 In some places where there is no gas pipeline, people often use canned liquefied petroleum gas. Liquefied gas tank is filled with liquid, but opened the valve out of the gas, liquefied gas in the end is a liquid or gas it? A: The full name of liquefied petroleum gas is liquefied petroleum gas, which is a by-product of the production of petroleum or petroleum refining, so it is also called oilfield gas or refinery gas. The main components of liquefied gas are propylene, butylene, propane and butane, all of which are easily combustible and can be used as fuel. However, these gases are there