A home fire extinguisher can be a lifesaver. Placed near an exit, in an easy-to-grab spot, it can put out a small fire before the firefighters arrive, or at least suppress the flames while you escape.
All household extinguishers are classified A, B, or C (or a combination of these) on the label to indicate which types of fires ordinary combustibles, flammable liquids, or electrical you can use them on. Many of the ones sold at home stores are classified A:B:C and fight all three types of fires.
explore the guide to knowing the different types and sizes of fire extinguishers as well as how to use them and recharge them.
https://www.thisoldhouse.com/home-safety/21015032/how-to-choose-and-use-fire-extinguishers