what is ignition temperature ? explain briefly .
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The temperature at which a chemical ignites decreases as the pressure or oxygen concentration increases. ... It is usually applied to a combustible fuel mixture. The ignition temperature of a substance is the least temperature at which the substance starts combustion.
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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
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