A backdraft involves deflagration or rapid combustion of hot pyrolysis products and flammable products of combustion upon mixing with air. Several conditions are necessary in order for a backdraft to ...

All three components of the fire triangle – fuel, heat and oxygen – must be present to have fire. A fire will burn until one or more of the three components are removed – the basis of traditional fire ...

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The Boston Fire Department said the fire started after welders were working in the rear of building.Tap to see the sequence that led to the deaths of two Boston firefightersClick to watch video of the ...