IFSTA 7th ch.14 Exam Questions & Answers 100% Accurate!!

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 If you're positioned to make fire attack, which condition would be important tocommunicate to your supervisor or IC - ANSWER-Smoke that changes from grey to black Firefighters should ensure that pass devices are on and operating properly: - ANSWER-Before entering the structure Which tool or piece of equipment is a member of a fire attack team likely to carry - ANSWER-Hand light Before entering the building or fire area, the firefighter who is assigned to the nozzle of the attack hose should: - ANSWER-Open the nozzle fully to check for adequate flow What should the attack team do if they open the door to a structure and observe a low neutral plane and turbulent smoke? - ANSWER-Apply water to hot gas layer but stay outside of the structure Why is it dangerous to work below the hot gas layer without attempting to cool it? - ANSWER-The smoke contains fuel and can ignite at anytime