What type of fire extinguisher is recommended for gas appliance emergencies?

In gas appliance emergencies, Class B fire extinguishers are the most appropriate choice. Class B fire extinguishers are specifically designed to combat fires involving flammable liquids and gases, including those associated with gas appliances. These extinguishers typically use foam, carbon dioxide, or dry chemical agents to effectively smother flames and interrupt the chemical reaction that fuels the fire, making them ideal for situations where gas ignites.

Class A fire extinguishers are more suited for ordinary combustibles like wood, paper, and cloth, while Class C extinguishers are meant for electrical fires and would not be effective for gas-related incidents. Class D extinguishers are specifically for metal fires, which are not relevant in the context of gas appliance emergencies. Therefore, using a Class B fire extinguisher is critically important when dealing with flammable gas incidents to ensure a safe and effective response.