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/. a ff2 is trained to coordinate ff1 and ff2 personnel while what? - Answer-working under
the supervision of a company officer
/.duty of a ff2 - Answer-coordinate an interior attack line at a structure fire
/.NFPA 1962 provides guidance for? - Answer-testing fire hose
/.hose service tests are performed? (3) - Answer-1 annually
2 after repairs
3 after a vehicle has ran over the hose
/.service test procedures (4) - Answer-1 connect hose to hose tester in straight runs no
longer than 300ft per discharge
2 maintain test pressure in accordance with NFPA 1962 (3mins)
3 observe Mark's on hose; movement equals coupling slippage
4 all test results must be recorded
/.inspect generators, lighting units and lighting accessories when? - Answer-periodically
and after each use
/.when should you avoid starting a generator? - Answer-when it's under a load
/.what do you inspect electrical cords for? - Answer-frayed wiring or missing prongs
/.what do you use to wipe grease and oil from generators? - Answer-a clean rag
/.who is informed of something is wrong with equipment? - Answer-your supervisor
/.foam concentrate - Answer-raw foam liquid in its storage container
/.foam proportioner - Answer-device that introduces foam concentrate into the water
stream
, /.foam solution - Answer-mixture of foam concentrate and water before the introduction
of air
/.Finished Foam - Answer-Completed product after air is introduced into the foam
solution.
/.what is class A foam commonly used for? - Answer-wildland and structural firefighting
/.batch mixing - Answer-difficult process that requires thorough clean up of vehicle tank,
pump, and hoselines
/.bank down method - Answer-stream is directed onto the object and allowed to run
down onto the fuel
/.rain down method - Answer-direct stream above fire and allow the foam to float gently
down onto the surface of the fuel
/.what are flammable liquids flash point? - Answer-less than 100f
/.what are combustible liquids flash point? - Answer-more than 100f
/.B.L.E.V.E. - Answer-boiling liquid expanding vapor explosion
/.B.L.E.V.E. definition - Answer-when pressure vessels or cylinders are heated by direct
flame contact, they can rupture and suddenly release their contents
/.what Is a flammable gas cylinder? - Answer-vessel used to store pressurized gases
/.what 4 things will gas cylinders usually have? - Answer-1 relief valve
2 filler valve
3 shut off valve
4 percent gauge
/.when will personnel retreat to the evacuation area? - Answer-1 flame intensity from the
relief valve increases
2 sound from escaping vapors increases
3 IC or safety officers says so
/.what stream do you approach a gas cylinder with? - Answer-widening protective
streams
/.where do you approach a gas cylinder from? - Answer-45 angle
/.what do you not extinguish on a gas cylinder? - Answer-fire from the relief valve