Flashover 3


Flashover 3 : Initial progress of a fire may be slow or fast depending upon the characteristics of initial ignition and basic fuel. Important factors are the nature of the fuel or fabric, its surface, finish, environment, and available oxygen. If the fire continues, it may eventually reach a stage where all exposed combustible surfaces simultaneously burst into flame. This is what is generally known as flashover and is significant in the communication of fire from space to space, even in supposedly separated areas. Flashover is a common phenomenon a product of fuel load, combustible surfaces, temperature, and available oxygen. The results of flashover may be mistaken by inexperienced fire investigators as separate and distinct areas of origin; this sometimes creates the mistaken illusion that a fire was incendiary when, in fact, it was not
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