The required heat level differs with regards to the mother nature of your molecules which make up the fuel. A fuel's piloted ignition temperature is the heat degree necessary to sort a gas which will ignite when subjected to a spark. For the unpiloted ignition temperature, which is Significantly greater, https://aldersmokingchips69011.kylieblog.com/37519485/getting-my-fire-resisting-ductwork-insulation-to-work