- The resulting foam from an aqueous film forming foam (AFFF) extinguisher will ___ fuels lighter than air.A.mix in withB.float on the surface ofC.sink below the surface ofD.cause a chemical reaction with
- What portable fire extinguisher rating considers both the toxicity of the extinguishing agent and the toxicity of fumes produced when the agent is applied?A.Class A ratingB.Class B ratingC.Class C ratingD.Class D rating
- Which of the following types of rope may not elongate more than 10 percent under a load equal to 10 percent of its breaking strength?A. Laid ropeB. Braided ropeC. Static kernmantle ropeD. Dynamic kernmantle rope
- Which of the following limitations of respiratory protection may affect the ability to get a complete facepiece seal?A. Unique facial featuresB. Psychological limitationsC. Lack of physical conditionD. Inadequate pulmonary capacity
- What application method is used with an aqueous film forming foam (AFFF) extinguisher in order to prevent disturbing the fuel?A.Apply foam directly to fuel surfaceB.Apply foam in conjunction with dry ice crystalsC.Allow foam to gently rain down onto fuel surfaceD.Allow foam to rest before applying to fuel surface
- Which of the following limitations of respiratory protection is caused by fogging in the facepiece?A. Limited visibilityB. Decreased enduranceC. Low air cylinder pressureD. Decreased ability to communicate
- What action should a firefighter take if thermal radiant heat burns develop while wearing personal protective equipment (PPE)?A. Move farther back from fireB. Withdraw from area immediatelyC. Shift to get a different angle on the fireD. Inform supervisor before continuing work
- Which of the following limitations of respiratory protection may cause the wearer to deplete the air supply rapidly?A. Lack of agilityB. Psychological limitationsC. Lack of physical conditionD. Inadequate pulmonary capacity
- Which of the following would be a reason to request a personnel accountability report (PAR)?A.The primary search is started.B.A secondary search is completed.C.An emergency evacuation is ordered.D.The public information officer requests it.
- Moisture in the shell and liner material of personal protective equipment (PPE) could result in:A. air pockets.B. shrinkage of PPE.C. serious steam burns.D. discomfort during an incident.
- Portable fire extinguishers should be chosen based on the:A.heat of the fire.B.type of fuel that is burning.C.amount of agent required to extinguish the fire.D.distance required between the extinguisher and the fire.
- Which of the following terms is the minimum temperature at which a liquid gives off sufficient vapors to ignite, but still not sustain combustion?A.Fire pointB.Flash pointC.Vapor pointD.Pressure point
- Which of the following APR effectiveness clues is monitored by being aware of how labored a firefighter's breathing is?A. TimeB. WeightC. Taste and smellD. Resistance-to-breathing-indicators
- What is the minimum overlap between coat and trousers when the wearer is bent over to a 90 degree angle?A. 2 inches (50 mm)B. 3 inches (76 mm)C. 5 inches (127 mm)D. 6 inches (152 mm)
- What classification of portable fire extinguisher is used on fires that involve combustible cooking oils?A.Class AB.Class BC.Class DD.Class K
- Which of the following limitations of respiratory protection is created by the weight and resistance of harness straps?A. Decreased mobilityB. Decreased enduranceC. Poor condition of apparatusD. Decreased ability to communicate
- Which of the following BEST describes the factors respiratory equipment must be protected from during storage?A. Ultraviolet light, contaminationB. Ultraviolet light, temperature changesC. Contamination, temperature changes, gas vaporsD. Contamination, temperature changes, ultraviolet light
- Which of the following BEST describes the purpose of personal protective equipment (PPE)?A. Designed to eliminate injuriesB. Designed to minimize risk of injury or fatalityC. Designed to isolate firefighters during incidentD. Designed to minimize discomfort while at incident
- Which of the following BEST describes the frequency with which personal protective equipment (PPE) should be inspected?A. As dictated by manufacturersB. As a firefighter feels there is needC. When there is down time at the fire stationD. At the beginning of shift and after every use
- Damaged equipment marked for training can be used in:A. live fire training.B. any type of training.C. non-live fire training.D. training for the public, not for firefighters.