Fire Triangle

Fire is a chemical reaction in which substances chemically combine with oxygen in the air and produce or give away bright light, heat, smoke, etc.

The 'Fire Triangle' is a representation of the factors that require to start a fire. These three factors are Fuel, Heat, and Oxygen. When these three come together, a fire starts or ignites.

Fire Triangle gives us an idea about the factors required to start a fire. While Fire tetrahedron lists an extra factor, ‘Chemical Chain Reaction’ to sustain that fire.

Fire Tetrahedron Vs Fire Triangle

Hence, both are important and serve their own purposes.