IFSTA 7th ch.14

IFSTA 7th ch.14 When firefighters apply water to the hot gas layer in a compartment, it will: - ANSWER Reduce the radient heat flux from the upper layer What can happen if excess steam is produced inside the structure as a result of applying water on the fire? - ANSWER Disruption of thermal layering In which situation would fuel removal be a likely method of extinguishment. - ANSWER Grass fire (ground cover fire) Closing the valve on a natural gas tank to stop the emission of gaseous fuel would be an example of: - ANSWER Fuel removal When a fire fighter controls doors and windows during fire attack, it is an example of: - ANSWER Oxygen exclusion Clean agents extinguish fire by: - ANSWER Interrupting the combustion reaction