Question

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Answer 1

Answer:

A combustible material is something that can combust (burn) in air. ... In other words, a combustible material ignites with some effort and a flammable material catches fire immediately on exposure to flame

Explanation:

water

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Answer 2

Answer:

1) A combustible material is something that can combust (burn) in air. Flammable materials are combustible materials that ignite easily at ambient temperatures. In other words, a combustible material ignites with some effort and a flammable material catches fire immediately on exposure to flame.

2)water, CO2