火灾发生初期，若家中有灭火器，并能熟练地操作它，就可以避免“星星之火”的燎原之势，实现快速有效地灭火。
In the early stage of a fire, if there is a fire extinguisher in the house, and can operate it skillfully, you can avoid the "spark" of the prairie fire situation, to achieve rapid and effective fire extinguishing.
这里需要注意的是，不同类型的灭火器，适用范围不同，常用灭活器有干粉灭火器、二氧化碳灭火器及泡沫灭火器。
It should be noted here that different types of fire extinguishers, the scope of application is different, commonly used inactivators are dry powder extinguishers, carbon dioxide extinguishers and foam extinguishers.
●  干粉灭火器：可扑灭一般火灾，适用于扑救石油及其产品，一氧化碳、氢气、甲烷等可燃气体，汽油、煤油等易燃液体，电器设备初起火灾。
Dry powder fire extinguisher: It can extinguish general fire and is suitable for extinguishing the first fire of petroleum and its products, combustible gases such as carbon monoxide, hydrogen and methane, inflammable liquids such as gasoline and kerosene, and electrical equipment.
●  二氧化碳灭火器：适用于扑救600伏以下的带电电器、贵重设备、图书资料、仪器仪表等场所的初起火灾，以及一般的液体火灾，但不适用于扑救轻金属，如铝、镁、钠等火灾。
Carbon dioxide fire extinguisher: It is suitable for extinguishing the first fire of electric appliances, precious equipment, books, materials, instruments and meters under 600 volts, and general liquid fire, but not for extinguishing the fire of light metals such as aluminum, magnesium, sodium.
●  泡沫灭火器：适用于扑救液体及可熔融固体燃烧的火灾，如石油制品、油脂等火灾，也适用于固体有机物质燃烧的火灾，如木材、棉织品等物质的火灾。
Foam extinguisher: It is suitable for fire fighting of liquid and fusible solid combustion, such as petroleum products, grease and other fires. It is also suitable for burning solid organic materials, such as wood, cotton and other materials.