Question

how will you differentiate between combustible and non combustible substance​

Answer 1

Explanation:

combustible-burns completely in presence of oxygen

non combustible-never burns completely in absence of oxygen

Answer 2

Answer:

Combustion is the process of burning of a substance in the presence of oxygen. When any combustible substance burns, it produces heat and light.

Combustible substance :- The Combustible Substances need availability of oxygen as well as the right amount of heat in order to combust. The Substances which undergo combustion are called combustible Substances. For example :- LPG, kerosene, petrol, etc.

Non-Combustible :- The Substances which do not burn in air and oxygen are called non-combustible Substances. For example:- Iron, glass, water, etc.