Question

Differentiate between combustible and non combustible substances.Answer ONLY IN 5 POINTS AT LEAST.no useless answers......

Answer 1

Material in the form which it is used and will not iginate, burn or not support combustion are called non combustible
Materials which undergo combustion is called combustible
Hope it is helpful

Answer 2

A substance which catches fire easily to produce heat and light energy is called a combustible substance like petrol kerosene coal,etc.Whereas substance which do not catches fire easily in the presence of air is called non combustible substance like metals glass,etc.