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80 Cards in this Set
- Front
- Back
A material used to stop the combustion process |
Extinguishing agent |
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Periodic testing of an extinguisher to verify it has sufficient strength to withstand internal pressures |
Hydrostatic testing |
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Very cold, forms a dense cloud that displaces the air surrounding the fuel |
CO2 |
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An extinguishing agent used on Class B fires that forms a foam layer over the liquid and stops the production of flammable vapors |
Aqueous film forming foam (AFFF) |
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The weight of combustibles in a fire area or on a floor in building structures |
Fire load |
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A retaining device that breaks when the locking mechanism is released |
Tamper seal |
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The initial stage of a fire |
Incipient |
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An extinguishing agent used in dry chemical fire extinguishers that can be used on Class A, B, and C fires |
Ammonium phosphate |
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Film forming fluoroprotein foam, a Class B foam additive |
FFFP |
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A gauge on a pressurized portable fire extinguisher that indicates internal pressure of the expellant |
Pressure indicator |
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What is the extinguishing agent that is used in portable fire extinguishers can be applied by hand? |
Sodium chloride based |
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How are fire extinguishers weighing more than 40 pounds mounted? |
Top of extinguisher is not more than 3 feet above the floor |
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What does the best method of transporting a hand held portable fire extinguisher depend on? |
Size Weight Design of extinguisher |
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What does all fires require? |
Fuel Heat Oxygen |
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What is the number that is related to Class A fire extinguishers? |
Amount of water the fire extinguisher holds |
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What is the safest and surest way to extinguish a Class C fire? |
1. Turn off the power 2. Treat it like a A or B fire |
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What does Class D fire most often encounter? |
Machine or repair shops |
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Where is the extinguishing agent in a fire extinguisher stored? |
Cylinder |
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How much heavier is Carbon dioxide heavier than air? |
Carbon dioxide is 1.5 times heavier Than air |
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How are Class B fire extinguishers identified? |
Solid red square - Flammable liquids |
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What are carbon dioxide extinguishers not recommended for? |
Outdoor use |
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What type of fire extinguishers should be used for electrical rooms? |
Class C |
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Water soluble flammable liquid (alcohol, acetone, ester, ketone) |
Polar solvent |
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Occupancies where total amounts of Class A and Class B are greater than expected |
Extra hazard locations |
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Material used to stop combustion process (liquids, gas, dry chemical, dry powder) |
Extinguishing agent |
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Expellant gas in separate container from extinguishing agent storage container |
Cartridge/cylinder fire extinguisher |
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What organization tests and certifies fire extinguishers? |
Underwriters Laboratories, Inc (UL) |
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What fire extinguisher is used for cooking appliances? |
Class K fires |
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What is chemical process that occurs when a fuel is combined with oxygen (ash product)? |
Rapid oxidation |
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What type of fire extinguishers are rated to fight Class A, B, C fires? |
Multipurpose dry chemical extinguisher |
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What extinguishers have a short discharge range? |
Carbon dioxide |
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How is the extinguishing agent of a portable extinguisher discharged? |
Through a nozzle or horn |
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What is a fire extinguishing agent that does not leave a residue when it evaporates? |
Clean agent |
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What type of extinguishers are used primarily outdoors for fighting brush and grass fires? |
Backpack extinguishers |
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Which class fire have solid red square? |
Class B |
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Which class fire involves wood, cloth, rubber, household rubbish, and some plastics? |
Class A |
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What is a colorless, odorless, electronically nonconductive gas that puts out Class B and C fires by displacing oxygen and cooling the fuel? |
Carbon dioxide |
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What must be done to a fire extinguisher after each and every use? |
Recharged |
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Temperature at which a substance will burn |
Ignition point |
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Which fire extinguisher are identified by a solid yellow five point star? |
Class D = solid yellow five point star |
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Which fire extinguisher should be used only when its clean properties are essential? |
Halon 1211 |
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What is the first step of PASS? |
Pull safety pin |
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What is measurement above the floor that a fire extinguisher should be mounted? |
Bottom of extinguisher should be mounted at least 4 inches above the floor |
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What are some examples of light hazard areas? |
Most offices or classrooms |
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What is the primary disadvantage of fire extinguishers? |
One shot device |
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What is the time interval for testing requirements for an extinguisher? |
Based on construction material and vessel type |
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How much extinguishing agent does a fire extinguisher contain? |
Several hundred pounds |
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What does a number rating indicate of a Class B extinguisher? |
Number of square feet that it can cover |
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The tapered discharge nozzle of a carbon dioxide type fire extinguisher |
Horn |
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The body of the fire extinguisher where the extinguishing agent is stored |
Cylinder |
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Electrically nonconducting, volatile, or gaseous fire extinguisher that does not leave a residue upon evaporation |
Clean agent |
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A constricting appliance attached to the end of a fire hose or monitor to increase the water velocity and form a stream |
Nozzle |
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The initial or beginning stage of a fire, in which it can be controlled or extinguished by portable extinguishers or small amounts of dry extinguishing agents, without the need for protective clothing or breathing apparatus |
Incipient Stage |
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The process of converting the fatty acids in cooking oils or fats to soap or foam; the action caused by a Class K fire extinguisher |
Saphonification |
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The weight of combustibles in the fire area or on a floor in buildings and structures, including either contents or building parts or both |
Fire load |
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The button or lever used to discharge the agent from a portable fire extinguisher |
Trigger |
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A chemical process that occurs when a fuel is combined with oxygen, resulting in the formation of ash or other waste products and the release of energy as heat and light |
Rapid Oxidation |
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A retaining device that breaks when the locking mechanism is released |
Tamper Seal |
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The grip used for holding and carrying a portable fire extinguisher |
Handle |
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A fire in ordinary combustible materials such as wood, cloth, paper, rubber and many plastics |
Class A fire |
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A fire in flammable liquids, combustible liquids, petroleum greases, tars, oils, oil based paints, solvents, lacquers, alcohols, and flammable gases |
Class B fire |
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A fire that involves energized electrical equipment |
Class C fire |
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A fire in combustible metals, such as magnesium, titanium, zirconium, sodium, lithium and potassium |
Class D fire |
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A fire in cooking appliance that involves combustible cooking media (vegetable or animal oils and fats) |
Class K fire |
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Occupancies where the total amount of combustible materials is less than expected in an ordinary hazard location |
Light (low) hazard locations |
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A fire extinguisher rated to fight A, B, and C fires |
Multipurpose dry chemical fire extinguisher |
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A water soluble flammable liquid such as alcohol, acetone, ester and ketone |
Polar solvent |
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What does PASS stand for? |
Pull pin Aim nozzle Squeeze trigger Sweep across burning fuel |
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What is letter, shape and color associated with Ordinary Combustible? |
Ordinary Combustible Letter = A Shape = Triangle Color = Green |
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What is letter, shape and color associated with Flammable Liquids? |
Flammable Liquids Letter = B Shape = Square Color = Red |
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What is letter, shape and color associated with Electrical Equipment? |
Electrical Equipment Letter = C Shape = Circle Color = Blue |
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What is letter, shape and color associated with Combustible Metals? |
Combustible Metals Letter = D Shape = Five pointed star Color = Yellow |
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How are extinguishers sustainable for use on Class K (combustible cooking oil) fires identified? |
Pictograph showing a fire in a frying pan (no alphabet graphic) |
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What is the safest and surest way to extinguish a Class C fire? |
1. Turn off power 2. Treat it like Class A or B |
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What does the letters indicate within the classification system for fire extinguishers? |
Letters indicate effectiveness (A reflects amount of water it contains, B reflects approximate area can be extinguished) |
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Which fires have letters that are used to rate an extinguisher's effectiveness? |
Only Class A and Class B fires |
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What does hydrostatic testing confirm? |
Extinguisher has sufficient strength to withstand the internal pressures |
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Which type of fire extinguisher has chemical compounds that are used to extinguish Class D fires? |
Dry powders |
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Which type of fire extinguisher are used to extinguish Class K fires? |
Wet chemical |
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Which type of fire extinguisher are used to extinguish Class A fires? |
Water |