Question

the type of combustion in which a material suddenly burst into flames without the application of any Apparent cause ​

Answer 1

Answer:

The type of combustion in which a material suddenly bursts into flames, without the application of any apparent cause is called spontaneous combustion. Spontaneous combustion of coal dust has resulted in many disastrous fires in coal mines.

Explanation:

Answer 2

Answer:

This type of combustion is called spontaneous combustion