Question

defined ingitoin temperature​

Answer 1

THE IGNITION TEMPERATURE IS THE LOWEST TEMPERATURE AT WHICH THE SUBSTANCE STARTS BURNING IN THE PRESENCE OF AIR .

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Answer 2

The lowest temperature in which an object starts burning is called ignition temperature.

Definition of ignition temperature. : the lowest temperature at which a combustible substance when heated (as in a bath of molten metal) takes fire in air and continues to burn. — called also autogenous ignition temperature. — compare fire point.