Types of Fire
For a fire to start, there must be fuel, oxygen, and a source of ignition (spark, flame, or heat source).
All fire extinguishers work to remove one of those items from the equation, but they work in different ways to do that.
Fires are divided into classes based on fuel type:
For a fire to start, there must be fuel, oxygen, and a source of ignition (spark, flame, or heat source).
All fire extinguishers work to remove one of those items from the equation, but they work in different ways to do that.
Fires are divided into classes based on fuel type:
- Class A: Solids (wood, paper, plastic, textiles)
- Class B: Flammable liquids (oil, gas, grease and paint)
- Class C: Electrical equipment (appliances, outlets)
- Class D: Flammable metals (magnesium, titanium)
- Class K: Cooking oil (grease, animal or vegetable fats)