Question

what is combustion and what are combustible substance​

Answer 1

Answer:

The process of burning somthing is called combustion. Substance that burns or catch fire are called combustible substance

Answer 2

Answer:

Explanation:

Combustion is the process in which any substance burns in presence of oxygen and release heat,carbon dioxide,light.

Combustible substance are those substance which burns in presence of oxygen and release carbon dioxide,light heat.