What is one of the four methods for extinguishing a fire, according to the fire tetrahedron?

The chosen method for extinguishing a fire based on the fire tetrahedron is the removal of fuel. The fire tetrahedron consists of four components necessary for a fire to ignite and sustain: heat, fuel, oxygen, and a chemical reaction. By removing the fuel source, you effectively eliminate one of these four critical components, thereby interrupting the fire's ability to continue burning.

When fuel is taken away from a fire, it has nothing to consume, leading to its extinguishment. It's essential to understand that while other methods, such as cooling the fire to reduce temperature or controlling other aspects of combustion, are valid in fire suppression, the direct removal of the fuel is a fundamental approach under the principles of the fire tetrahedron. This method is straightforward and can be applied in various scenarios to successfully stop a fire from spreading or growing.