How Foam extinguishes a flammable liquid fire?
Arrange the following process in correct manner.
1. The foam blankets the fuel surface smothering the fire.
2. The foam blanket separates the flames/ignition source from the fuel surface.
3. The foam cools the fuel and any adjacent metal surfaces.
4. The foam blanket suppresses the release of flammable vapors that can mix with air.
1
4-3-2-1
2
1-2-3-4
3
2-3-4-1
4
3-2-1-4