Abstract

Investigation and identification of fire caused by setting off fireworks for fire investigator is a great challenge. Combined with fire cases, this paper analyzed the characteristics of fire caused by setting off fireworks. Fire more happened during the festivals and other important events. Building burning loses more serious external than internal, upper than lower. Many witnesses exist in the fire. Fire scene may have many fireworks residue. Then the paper proposed content of fire inspection and interrogation, inspection on the fire building outside ground, monitoring video equipment, recognition the location of fire origin and combustible in fire origin, obtain evidence of fireworks flying objects arriving fire origin and carry out fire scene experiment, interrogation about festival or other important events, fireworks and its display, children around the fire scene, meteorological condition. At last, the paper summarized identification factors of fire caused by setting off fireworks. Fireworks are setting off before the fire. Firework flying object can reach fire origin. Fire origin has combustible; combustible can be ignited by flying object of fireworks. The mode of fire and fire caused by setting off fireworks is consistent. Fire origin has the condition of fire spread. The paper will help for fire investigator to investigation and identification of fire caused by setting off fireworks.

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