Fires in ordinary combustible materials, such as wood, cloth, paper, rubber, and many plastics.
Class A
Fires in flammable liquids, combustible liquids, petroleum greases, tars, oils, oil-based paints, solvents, lacquers, alcohols, and flammable gases
Class B
Fires that involve energized electrical equipment
Class C
Fires in combustible metals, such as magnesium, titanium, zirconium, sodium, lithium, and potassium.
Class D
Fires in cooking appliances that involve combustible cooking media (vegetable or animal oils and fats)
Class K