Class B extinguishers fight Flammable Liquid fires.
The extinguisher classes:
Class A: flammable solids
Class B: flammable liquids
Class C: fires involving electrical equipment. These agents don't conduct electricity. No extinguisher is rated as only for Class C fires; you will find Class B-C and Class A-B-C extinguishers.
Class D: flammable metals
Class K: kitchen fires
Fires involving alcohol fall under Class B fires. Class B fires are fueled by flammable liquids, including alcohols, oils, gasoline, and solvents. These types of fires require specific extinguishing agents, such as foam, dry chemical, or carbon dioxide, rather than water, which can spread the fire.
Class B fires are fires in flammable liquids such as gasoline, petroleum oil and paint. Class B fires also include flammable gases such as propane and butane.Class B fires do not include fires involving cooking oils and grease (these are now Class K fires).
No, Class A fires are those fires that occur involving paper and wood Class B= flammable liquids and gases
Rubber, wood, paper or plastic
Flammable oil and gas fires are class B fires, needing a class B extinguisher.
Class B fires consist of flammable liquids, such as gasoline, oil, and solvents. These fires require specific extinguishing agents, like foam, dry chemical, or carbon dioxide, to effectively suppress them. Using water on Class B fires can spread the flames and worsen the situation. Proper handling and storage of flammable liquids are crucial for fire safety.
Just use the memory key A is for ash. Anything that leaves an ash is a class A fire. So paper, wood, cloth would all be good examples of class A fires. Class B is liquids such as gasoline or oil. Class C is electrical fires and class D is a special class for metals that burn such as magnesium.
Class B fires are fires whose fuel is flammable or combustible liquid or gas. The US system designates all such fires "Class B". In the European/Australian system, flammable liquids are designated "Class B", while burning gases are separately designated "Class C".
Liquid (oil) fires.
Class "B"
Class B
Class B extinguishers are used for liquid fires, typically gasoline and oil fires. Extinguishers rated ABC will be effective against all three classes, but seldom as effective as a dedicated Class B extinguisher.