Question

If petrol, diesel etc., catches fire one should never
try to extinguish it using water. Why?​

Answer 1

If petrol, diesel, etc catch fire one should never try to extinguish it using water because -

The density of petrol and diesel is less than the density of water .

The petrol and diesel will float on water and the fire will continue .

Fire will spread as water will flow on the surface and carry the burning petrol and diesel with it .

Answer 2

the density of petrol and diesel is less Dam the density of water