Which type of fire extinguisher is used for fire due to liquids?

Which type of fire extinguisher is used for fire due to liquids? Correct Answer Class B

Explanation:

Class A :

• This is suitable for cloth, wood, rubber, paper, various plastics, and regular combustible fires. 
• Class A fire extinguishers are designed to put out fires that have started from household items that are made out of materials that will quickly ignite. These materials include paper products and furniture made from wood. 
• The Type A fire extinguisher contains water. The letter A stands for ash. A fire that burns from household items will leave ashes. 

Class B :

• This is suitable for grease, gasoline or oil-based fire is usually filled with a dry chemical. 
• Class B fire extinguishers are used to put out fires that have started from highly flammable liquids. These liquids include any type of lacquer or oil-based paint products, paint thinners and lacquer thinners, oils, and gasoline. 
• The letter B represents a barrel. Most of these chemicals are transported in a barrel-like container.

Class C :

• This is suitable for electrical fires caused by appliances, tools and other plugged in gear. It can contain either halon or CO2. Halon is expensive and depletes the ozone layer and its use is restricted. 
• Class C fire extinguishers are used to put out fires that have started from an electrical source. The source could be from appliances, lighting or your electrical system.
• This extinguisher uses carbon dioxide to put out the fire. Carbon dioxide will basically remove the oxygen from the air around the fire. Carbon dioxide is also used in some Type B extinguishers. 

Class D:

• This is used for water-reactive metals such as burning magnesium and will be located in factories using such metals. 
• Class D extinguishers are used to put out fires on metals that are capable of burning. These types of metals are found in the manufacturing industry only. This extinguisher uses a dry powder to put out the fire.

Class K :

• This contains a special purpose wet chemical agent for use in kitchen fires and deep fryers to stop fires started by vegetable oils, animal fats, or other fats started in cooking appliances.

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