Question: What Are The 6 Classes Of Fire?

What is a Type D fire?

What is a Class D fire.

A Class D fire is characterised by the presence of burning metals.

Only certain metals are flammable and examples of combustible metals include sodium, potassium, uranium, lithium, plutonium and calcium, with the most common Class D fires involve magnesium and titanium..

What is a Class C fire?

A class C fire is one in which an energized electrical element is the cause of the fire. “Energized” means that the electrical component (whether electrical appliance, wiring, device, etc.) is connected to a power source. … If an extinguisher has a Class C rating, it means that the agent will not conduct electricity.

What is class ABC fire?

Type ABC: Dry chemical effective on all classes of fires. Type BC: Carbon dioxide to be used on chemical or electrical fires. Type K: Used in kitchens on grease fires. Locations.

What type of fire is a Class C fire extinguisher rated for?

Class C fires involve energized electrical equipment. Extinguishers with a C rating are designed for use with fires involving energized electrical equipment.

How do you extinguish a Class C fire?

Fire Extinguishers For Class C Fires A Class C fire requires an agent that can break apart the elements that feed a fire: oxygen, heat, and fuel. Carbon dioxide (CO2) extinguishers smother a fire by eliminating the oxygen. They also suppress the fire’s heat because their discharge is very cold.

What are the 3 A’s of fire fighting?

Remember the three A’s: Activate, assist and attempt.

How many classes of fire are there?

four classesThere are four classes of fire extinguishers – A, B, C and D – and each class can put out a different type of fire.

What is a ABC fire extinguisher?

ABC fire extinguishers are often the ideal choice because they can put out many different types of fires. … It is a pale-yellow powder that is used to extinguish three classes of fire. ABC fire extinguishers are considered “tri-class” or “multi-purpose” extinguishers which can be used on Class A, B, or C fires.

What are class AB and C fires?

Class B fires are distinguished from the other fire classes: Class A fires (“ordinary combustibles” such as wood, paper, or rubber); Class C fires (in which the burning material is energized electrical equipment) and Class D fires (in which the burning material is combustible metals).

Which is an example of a Class C fire?

A Class C fire is the burning of flammable gases, which can be very dangerous and highly explosive. These include gases such as butane and propane in gas canisters, which you’d expect to find in certain building trades. You will also find these with gas camping stoves and gas barbeques.

What is full form of ABC fire extinguisher?

Dry Chemical Extinguishers come in a variety of types. … “DC” short for “dry chem” • “ABC” indicating that they are designed to extinguish class A,B,and C fires, or • “BC” indicating that they are designed to extinguish class B and C fires. “ABC” fire extinguishers are filled with a fine yellow powder.

What is a Class Bravo fire?

As alluded to above, Class B fires are ones in which flammable liquids and/or gases become involved. They are the fuel source in the fire triangle (fuel, heat, oxygen + chemical reaction). Flammable liquids include gasoline, diesel fuel, oils, tars, petroleum greases, solvents, alcohols, and oil-based paints.

What is a Class D fire extinguisher?

A Class D fire extinguisher is used on combustible metals, such as magnesium, titanium, sodium, etc., which require an extinguishing medium that does not react with the burning metal. Extinguishers that are suitable for Class D fires should be identified by a five-point star containing the letter “D.”

What are the 5 different classes of fire?

Classes of fireClass A – fires involving solid materials such as wood, paper or textiles.Class B – fires involving flammable liquids such as petrol, diesel or oils.Class C – fires involving gases.Class D – fires involving metals.Class E – fires involving live electrical apparatus. (More items…