Question

Ignition temperature​

Answer 1

Answer:

The lowest temperature at which a substance can catch fire at is known as it's ignition temperature

Answer 2

Answer:

before a substance catches fire and starts burn it must be heated to a certain minimum temperature by supplying heat. the lowest temperature at which the substance catches fire and starts burning is called its ignition temperature. A combustible substance cannot catch fire if its temperature is lower than its ignition temperature