Fire Classes
Class D
fires in combustible metals such as potassium, sodium, aluminum and magnesium.
Class K
fires in cooking oils and greases such as animal fats and vegetable fats.
Class B
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.
Class A
fires in ordinary combustibles such as wood, paper, cloth, trash, and plastics.
Class C
fires involving energized electrical equipment such as motors, transformers, and appliances. Remove the power and the Class C fire becomes one of the other classes of fire.