Which of the following is not a combustible substance? (a) camphor (b) glass (c) straw alcohol

A.VERIFIED ANSWERfact-checked by tutors

Soln:

Answer is (b) glass Explanation:

Camphor, glass, straw can burn in the air, and they are combustible substances. Glass will not burn in the air, and it is a non-combustible substance.

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