What material creates a Class A fire?

What material creates a Class A fire?

A class A fire is the most common type of fire and consists of ordinary combustibles such as wood, paper and fabric. This happens when the material reaches a certain temperature, which causes its ignition.

What is class A fire hazard?

Class A—fires involving ordinary combustibles, such as paper, trash, some plastics, wood and cloth. The wrong extinguisher actually may make a fire emergency worse.

What are 5 classes of fire?

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 type of fire is a 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 type of fire is Class A?

combustibles

What are the classes of fire and its description?

Classes of fire Class 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.

What are main causes of fire?

For a fire to start it needs a source of ignition, a source of fuel and a source of oxygen. Unchecked, this fire will spread quickly. To prevent fire, sources of ignition, fuel and oxygen need to be kept apart as much as possible.

What are the most common causes of Class A fires?

Wood, fabric, paper, trash ,and plastics are common sources of Class A fires. This is essentially the common accidental fire encountered across several different industries. Trash fires are one such example. Class A fires are commonly put out with water or monoammonium phosphate.

What is a Class B fire in the US?

Class B The Class B fire is defined as one that uses a flammable liquid or gas as its fuel base. Common liquid based fuel sources include petroleum based oils and paints, kerosene, and gasoline. Flammable gases such as butane or propane are also common fuel sources in Class B fires.

How do you extinguish a Class A fire?

Irrespective of the causes of ignition, a class A fire burns solid fuel. It can be extinguished either by water, foam or multi-purpose dry chemical powder. However, for complete extinguishment, class A fires should be entirely cooled down below the ignition temperature of the burning substance.

What is an example of an accidental fire?

This is essentially the common accidental fire encountered across several different industries. Trash fires are one such example. Class A fires are commonly put out with water or monoammonium phosphate. Class B. The Class B fire is defined as one that uses a flammable liquid or gas as its fuel base.