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19 Cards in this Set
- Front
- Back
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where are CLASS A fires mainly found?
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in the interior by materials located inside the cabin of the aircraft
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CLASS B fires occur do to what?
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burning fuels and vapors in areas surrounding the incident
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what type of fires occur mainly in the fusalage?
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CLASS C fires
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where can CLASS D fires be located?
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anywhere there is metal from the engine to the landing gear
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what two broad categories does extinguishing agents fall into?
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1)primary
2)auxiliary |
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what are the primary extinguishing agents?
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1)foam
2)water |
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why is water such a high demand at most aircraft related incidents?
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1)key ingredient in the production of foam
2)has an excellent capacity for cooling |
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water should never be used alone against what type of fires?
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CLASS B hydrocarbon fuel fires
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what primary agent is extremely effective for suppressing combustible vapors and extinguishing hydrocrbon fuel fires?
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foam
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specific heat is measured in?
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British Thermal Units
BTU |
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hydrogen is given a BTU value of what?
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2.14 BTU
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carbon dioxide (gas) has a BTU value of what?
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0.19 BTU
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what law defines the amount of heat that is required to turn a liquid onto a vapor?
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the Law of Latent Heat of Vaporization
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Aircraft fuel spills should be blanketed with foam to prevent the release of flammable vapors if they are what?
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1)more than 10FT in any direction
2)50 square feet in area 3)continuous |
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what is raw foam liquid?
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foam concentrate
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the device that introduces the foam concentrate into water is?
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foam proportioner
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the mixture of foam concentrate and water is?
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foam solution
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the product that results after air is introduced to the foam solution is?
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foam
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what type of foam concentrate storage can be used directly with in-line or foam-nozzle eductor proportioning systems?
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pails
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