What is the principle to extinguish fire ?
The principle of fire extinguisher is cut off the contact between the fuel and oxygen to control Fire.
Why should water not be used for extinguishing oil fires ?
Water should not be used for extinguishing oil fires because oil is lighter than water. oil forms a thin layer over the surface of water and flows with the water, thereby spreading fire to larger areas.
What is flame ?
A flame is the shining zone in which a combustible gaseous material undergoes combustion producing heat and light.
What is the basic principle behind foamite fire extinguisher ?
In this method, the supply of air is cut off by forming a foam at the surface of fire.