(a) What are combustible substances? Name three combustible substances.
(b) What are non-combustible substances? Name three non-combustible substances.

(a) The substances which can burn are called combustible substances.

For example, Cloth, straw, cooking gas, etc.

(b) The substances which do not burn are called non-combustible substances.

For example, Stone, cement, glass, bricks, soil.

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Updated on: 10-Oct-2022

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