What are the 5 classes or types of fires?
Fire is divided into five classes (A, B, C, D, and K) that are primarily based on the fuel that is burning. This classification system helps to assess hazards and determine the most effective type of extinguishing agent.
What are the 4 classifications of fires?
CLASS A – Ordinary combustibles such as wood, cloth, and paper. CLASS B – Flammable liquids such as gasoline, oil, and oil-based paint. CLASS C – Energized electrical equipment, including wiring, fuse boxes, circuit breakers, machinery and appliances. CLASS D – Combustible metals such as magnesium or sodium.
What are the 6 different classes of fire?
Fires are classified in six groups A, B, C, D, F and electrical:
- Class A fires – are fires involving organic solids like paper, wood, etc.
- Class B fires – are fires involving flammable liquids.
- Class C fires – are fires involving flammable gasses.
- Class D fires – are fires involving burning metals (eg aluminium swarf)
What are Class ABCD and K fires?
Fire extinguishers are classified by the type of fire that they will extinguish. A Class A fire extinguisher is used for ordinary combustibles, such as wood, paper, some plastics, and textiles….The ABCs, Ds, and Ks of Fire Extinguishers.
| Fire Class | Travel Distance |
|---|---|
| Class D | 75 feet |
What are Class C fires?
Class C fires involve energized electrical equipment. Extinguishers with a C rating are designed for use with fires involving energized electrical equipment.
What is the most common class of fire?
Class A fires
Class A fires are the most common of the 5 different classes of fires. They occur when common combustible materials like wood, paper, fabric, trash, and light plastics catch fire.
What is Fire Class C?
What is Type D fire?
Class D fires only involving combustible metals – magnesium, sodium (spills and in depth), potassium, sodium-potassium alloys uranium, and powdered aluminum.
What type of fire is Class A?
Ordinary solid combustibles
Class A: Ordinary solid combustibles such as paper, wood, cloth and some plastics. Class B: Flammable liquids such as alcohol, ether, oil, gasoline and grease, which are best extinguished by smothering.
What are the different classes of fire extinguishers?
1 Classes of Fires. Class A: Ordinary solid combustibles such as paper, wood, cloth and some plastics. 2 Fire Extinguishers. Fire extinguishers are classified as types A, ABC, BC or K. 3 PASS. To request fire extinguisher training for your department, please contact Ambulatory Safety.
What is an example of a Class A fire?
Class A fire description: Ordinary combustibles such as wood, paper, cloth, trash, and plastics. Extinguisher type: Water, dry powder, and/or halon Class B fire description: Flammable liquids such as gasoline, petroleum oil, and paint. Class B also includes flammable gases like propane and butane.
What is a Class B extinguisher?
Extinguisher type: Water, dry powder, and/or halon Class B fire description: Flammable liquids such as gasoline, petroleum oil, and paint. Class B also includes flammable gases like propane and butane. Extinguisher type: CO2, dry powder, and/or halon.
How do you extinguish a Class K fire?
To extinguish a Class D fire, use a dry powder agent. This absorbs the heat the fire requires to burn and smothers it as well. A Class K fire is defined as a cooking fire involving combustion from liquids used in food preparation. Technically a type of liquid fire, Class K fires are distinct enough to warrant their own classification.