Which extinguisher is ideal for flammable liquids?

The Class B Fire Extinguisher is specifically designed for extinguishing fires caused by flammable liquids, which include gasoline, oil, grease, and paints. These types of fires require extinguishing agents that can effectively suppress flammable liquids instead of just cooling the materials down, which is the focus of Class A extinguishers.

Class B extinguishers typically use foam, dry chemical, or CO2 as their extinguishing agents, each of which can prevent the flammable vapors from igniting and can effectively smother the flames. This makes them suitable for use in environments where flammable liquids are present, ensuring safety and preventing the spread of fire.

Understanding the classification of fire extinguishers is crucial for effective fire safety. The other options represent different types of extinguishers that are designed for other classes of fires; for instance, Class A extinguishers are intended for ordinary combustible materials such as wood and paper, whereas Class C extinguishers are suitable for electrical fires. Therefore, selecting the right extinguisher is critical in effectively handling different types of fire emergencies, with Class B being the appropriate choice for flammable liquids.