CLASSES OF FIRE - "A", " B", "C", "D" and "K"
Fires are classified by the types of fuel they burn.
CLASS A
Class A Fires consist of ordinary combustibles such as wood, paper, trash or anything else that leaves an ash. Water works best to extinguish a Class A fire.
CLASS B
Class B Fires are fueled by flammable or combustible liquids, which include oil, gasoline, and other similar materials. Smothering effects which deplete the oxygen supply work best to extinguish Class B fires.
CLASS C
Class C Fires. Energized Electrical Fires are known as Class C fires. Always de-energize the circuit then use a non-conductive extinguishing agent. Such as Carbon dioxide.
CLASS D
Class D Fires are combustible metal fires. Magnesium and Titanium are the most common types of metal fires. Once a metal ignites do not use water in an attempt to extinguish it. Only use a Dry Powder extinguishing agent. Dry powder agents work by smothering and heat absorption.
CLASS K
Class K Fires are fires that involve cooking oils, grease or animal fat and can be extinguished using Purple K, the typical agent found in kitchen or galley extinguishers.
SOUND LIKE A LOT?
An easy way to remember these types of Fires is (beat) Class A leaves an Ash, (beat) Class B boils,(beat) Class C has current (beat), and Class D has Dense Material (beat), And don’t forget the most overlooked, Class K for Kitchen.
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