A combustible material is something that can combust 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.

What is an example of combustibility?

Combustible material means a material that, in the form in which it is used and under the conditions anticipated, will ignite, burn, support combustion or release flammable vapors when subjected to fire or heat. Wood, paper, rubber, and plastics are examples of combustible materials.

Is Wood flammable or combustible?

Wood is naturally combustible. This means that buildings with wooden walls, floors and roof are at an increased risk of a fire.