It is a chemical phenomenon that occurs with the presence of three main factors, namely, heat, and varies from one substance to another. Each substance ignites at a certain temperature called the ignition point, oxygen that is naturally present in the air, and fuel, which is burnt, whether wood, paper, These three factors are called the ignition triangle.

Fire fighting methods:

• Refrigeration of fire
• Throttle the fire
• Separation of fire from flammable materials
• Covering materials flammable with foaming chemicals