Question

What are the flammable and combustible substances?

Answer 1

For example, propane is a compressed gas that burns easily so it would have two hazard symbols: one for compressed gas and one for flammable and combustible material. Some examples are: compressed air, carbon dioxide, propane and welding gasses.

Answer 2

Combustible substances are those substances
which burn in presence of oxygen . Combustion need three things to burn :
Combustible substances
Oxygen
Ignition temperature which means the temperature at which combustible materials start burning .It could be high or low .
Flammable substances are those substances which have very little ignition temperature. Which means it can burn very quickly . Please mark it as a brainliest answer Please hope it will help you