49.The greatest concern of the firemen at the fire/crime scene is toA. interview witnessesB. view the site of the crimeC. preserve the fire/crime sceneD. opportunity in the fire/crime scene 50.Most malicious fires are set by individuals secretly; it is either set for revenge or self aggrandizing; or set by psychoticfire setter, or for sexual gratification.51.The primary course of action in case of a fire.
52.The main product of the combustion of carbon. It is notpoisonous but is an asphyxia which lowers the proportion of oxygen available for breathing.53.A normal product of combustion, and is poisonous, especially when the air supply to the fire is restricted.A. carbon oxideB. carbon monoxideC. carbon paperD. carbon dioxide 54.The fire resisting property of structural elements and thebehavior of a building material in a fire, it is used to predicthow long it will resist the effect of a fire before it fails.55.A type of fire that is the result of the combustion of certainmetals in finely divided forms; magnesium, potassium, zinc, etc….56.A type of fire which results from burning of wood, paper,
textiles, and other carbonaceous materials.Extinguishment ofthis fire is by quenching and cooling. 57.The following are components of fire except one:A. GasB. FuelC. OxygenD. Heat 58.It is observed in structural fires and can be an indicator of the fire travel and point of origin.59.A pattern or network of fine, irregular lines in glass and wood.60.A tool employed by an arsonist to delay the start of the fireand allow him to establish an alibi.61.It can be readily identified by their distinctive odors, and themost common examples are gasoline, turpentine and kerosene.A. AccelerantsB. Trailers
C. timing deviceD. Stopper 62.This catalytic combustion device is the most common means employed to detect flammable vapors.
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- Summer '17
- Evidence law, Traffic collision, Flammable liquid