Download TCFP Firefighter I/II Chapters 36-37 Test COMPLETE QUESTIONS AND SURE ANSWERS and more Papers Nursing in PDF only on Docsity!
According to the Environmental Protection Agency classification system, what is the level of protection afforded a suit that fully encapsulates the wearer and includes a self- contained breathing apparatus? Select one: A. C B. A C. D D. B Answer is- B. A According to the HAZWOPER regulation, Level __________ is the minimum level of protection to be worn when operating in an unknown environment. Select one: A. B B. A C. D D. C Answer is- A. B Chemicals pass into and through a material on a molecular level by: Select one: A. infiltration. B. absorption. C. diffusion. D. permeation. Answer is- D. permeation. Standard firefighting turnouts provide some protection against which forms of radiation? Select one: A. Neither alpha nor gamma B. Both alpha and beta C. Gamma only D. Alpha only Answer is- B. Both alpha and beta What is Level D protection? Select one: A. Vapor-protective clothing B. Standard work clothing C. Chemical splash-protective clothing D. Any type of clothing worn with respiratory protection
Answer is- B. Standard work clothing What is one drawback of vapor-protective clothing? Select one: A. It cannot be used in atmospheres that are immediately dangerous to life and health. B. It retains the wearer's body heat. C. It must be used with a supplied-air respirator. D. It does not protect against liquid splashes. Answer is- B. It retains the wearer's body heat. What is the process by which a hazardous chemical flows through closures, seams, or pinholes in a material? Select one: A. Penetration B. Leakage C. Intrusion D. Seepage Answer is- A. Penetration What is the subject of the acronym TRACEMP? Select one: A. Methods of terrorist attack B. Potential types of harm at a hazardous materials incident C. Symptoms of radiation sickness D. Symptoms of chemical agent poisoning Answer is- B. Potential types of harm at a hazardous materials incident When atmospheric conditions at a hazardous materials incident are unknown, what is the minimum level of respiratory protection for operations level responders? Select one: A. Powered air-purifying respirator B. HEPA filter mask C. Positive pressure self-contained breathing apparatus D. Air-purifying respirator Answer is- C. Positive pressure self-contained breathing apparatus When referring to a breathing apparatus, what does the S stand for in SARs? Select one: A. Supplemental B. Simple C. Self D. Supplied
C. There are high atmospheric concentrations of the material. D. None of these is correct. Answer is- D. None of these is correct. Level _____ PPE should be used only when the atmosphere contains no known hazard and when there is no potential for splashes, immersion, or inhalation of hazardous levels of chemicals. Select one: A. C B. B C. D D. A Answer is- C. D Level __________ PPE should be used when the hazardous material identified requires the highest level of protection for skin, eyes, and lungs. Select one: A. B B. C C. A D. D Answer is- C. A Signs that chemical protective clothing is undergoing the process of __________ include discoloration, charring, swelling, and shrinking. Select one: A. decomposition B. deterioration C. corrosion D. degradation Answer is- D. degradation The HAZWOPER regulations are located in: Select one: A. NFPA 1072. B. NFPA 471. C. OSHA 29 CFR 1910.134. D. OSHA 29 CFR 1910.120. Answer is- D. OSHA 29 CFR 1910.120.
What chemical-protective clothing is a single-piece garment that totally encloses the wearer? Select one: A. Splash suit B. Proximity suit C. Encapsulating suit D. Chemical-protective suit Answer is- C. Encapsulating suit What distinguishes Level B from Level C protection? Select one: A. Respiratory protection B. Splash protection C. Vapor protection D. Flame resistance Answer is- A. Respiratory protection What does the acronym CBRN refer to? Select one: A. Strategic priorities at a hazardous materials incident B. Signs and symptoms of chemical exposure C. Pre-entry checklist items D. Types of terrorist attacks Answer is- D. Types of terrorist attacks What does the C stand for in CBRN? Select one: A. Containment B. Command C. Criminal D. Chemical Answer is- D. Chemical What is a disadvantage of the isolation and disposal method of decontamination? Select one: A. There is a higher possibility of exposure during decontamination. B. It is manpower intensive. C. It is more time-consuming than other decontamination methods. D. It is costly to replace discarded equipment. Answer is- D. It is costly to replace discarded equipment.
Answer is- D. To evaluate the medical status of personnel engaged in operations What is the term for the physical destruction or decomposition of a clothing material due to chemical exposure, general use, or ambient conditions? Select one: A. Disintegration B. Deterioration C. Degradation D. Impregnation Answer is- C. Degradation What is the term for the process of reducing and preventing the spread of hazardous materials by persons and equipment? Select one: A. Suppression B. Submersion C. Decontamination D. Dispersion Answer is- C. Decontamination What level of chemical protection should be used only when there is no atmospheric hazard? Select one: A. B B. D C. A D. C Answer is- B. D What level of chemical-protective clothing would a fire fighter wear if he or she needed a high level of respiratory protection, but less skin protection? Select one: A. A B. D C. C D. B Answer is- D. B When doffing the Level C chemical-protective clothing ensemble, what is the last piece of equipment removed? Select one: A. Suit
B. Gloves C. Respirator D. Boots Answer is- C. Respirator When should the pre-entrance medical monitoring be completed? Select one: A. Within the past year B. Immediately upon arrival C. Just prior to donning PPE D. When first reporting for duty Answer is- C. Just prior to donning PPE Where should fire fighters proceed after thorough decontamination? Select one: A. Medical station B. Cold zone C. Staging area D. Command post Answer is- A. Medical station Which cooling technology involves a vest designed to wick perspiration away from the body? Select one: A. Fluid-chilled systems B. Forced-air cooling C. Phase-change cooling technology D. Gel-pack vests Answer is- C. Phase-change cooling technology Which form of decontamination is the most thorough? Select one: A. Secondary B. Primary C. Technical D. Mass Answer is- C. Technical Which level of PPE is normally worn as a work uniform in industrial settings? Select one: A. B
A. Operations officer B. Incident commander C. Hazardous materials branch officer D. Safety officer Answer is- B. Incident commander Who is qualified to use high temperature-protective clothing? Select one: A. Any responder trained and qualified to work in a fully encapsulated suit B. Hazardous materials specialists and technicians only C. Any fire fighter D. Fire fighters who are specifically trained in its use Answer is- D. Fire fighters who are specifically trained in its use You are working at a hazardous materials incident. In your position, there is no potential for harmful exposure to the substance. What is the minimum level of PPE for this situation? Select one: A. B B. A C. C D. D Answer is- C. C You have responded to a hazardous materials incident involving a substance that has been positively identified. It is determined that an air-purifying respirator is effective with this substance and that the substance does not present a hazard to exposed skin. What is the minimum level of PPE for this situation? Select one: A. A B. B C. D D. C Answer is- D. C What is the first step in a dilution operation? Select one: A. Build containment for the diluted product. B. Assess the viability of the proposed operation. C. Ensure adequate water supply. D. Determine material compatibility.
Answer is- B. Assess the viability of the proposed operation. What is the technique of redirecting the flow of a liquid away from an area? Select one: A. Damming B. Diking C. Detainment D. Diversion Answer is- D. Diversion What type of dam should be constructed for a material that has a specific gravity greater than 1? Select one: A. Overflow B. Separation C. Scherring D. Gravity Answer is- A. Overflow Where are remote shut-off valves located on MC-306 cargo tanks? Select one: A. At the front of the tank B. Next to the air coupling C. Near the front of the cab D. In the valve box Answer is- C. Near the front of the cab Where are shut-off valves located on MC-331 cargo tanks? Select one: A. In the vent housing B. At both ends of the tank C. In the valve box D. Near the front of the cab Answer is- B. At both ends of the tank Which control tactic should always be considered in transportation emergencies or incidents at fixed facilities? Select one: A. Damming B. Remote valve shut-off C. Diffusion D. Retention
Select one: A. Rain-down method B. Bounce-off method C. Roll-in method D. Aerial method Answer is- A. Rain-down method Absorption is a difficult technique for operations level responders at a hazardous materials incident because: Select one: A. it must be performed by personnel in Level A PPE. B. it requires being in close proximity to the hazardous material. C. it is a precise, technically advanced procedure. D. the absorbents are difficult to handle. Answer is- B. it requires being in close proximity to the hazardous material. An aboveground storage tank has leaked flammable liquid into the surrounding diked containment area. A foam stream is directed against the side of the tank. Foam is running down the side of the tank and covering the spilled fuel in the containment area. Which foam application method does this describe? Select one: A. Bounce-off method B. Rain-down method C. Subsurface injection method D. Roll-in method Answer is- A. Bounce-off method Aqueous film-forming foam works primarily by: Select one: A. forming a blanket to suppress vapors. B. displacing oxygen with an inert gas. C. cooling the fuel. D. inhibiting the chemical chain reaction. Answer is- A. forming a blanket to suppress vapors.sq How does a spill boom control a hazardous material? Select one: A. It forms a barrier to the movement of the material. B. It covers the material. C. It reduces agitation of liquid within the boom perimeter. D. It absorbs the material.
Answer is- A. It forms a barrier to the movement of the material. How much water is needed to effectively dilute a hazardous material? Select one: A. A volume equal to four times that of the material to be diluted B. A volume equal to three times that of the material to be diluted C. It varies, depending on the material to be diluted. D. A volume equal to twice that of the material to be diluted Answer is- C. It varies, depending on the material to be diluted. In addition to extinguishing flammable liquid fires, what are Class B foams used for on hazardous materials incidents? Select one: A. As an emulsifier for heavy hydrocarbon fuels B. To break down the surface tension of fuels C. To suppress vapor production of unignited fuels D. As a decontamination agent Answer is- C. To suppress vapor production of unignited fuels In which method of foam application is a bank of foam formed on the ground in front of the flammable liquid pool and pushed over the pool by the continued application of foam? Select one: A. Bounce-off method B. Rain-down method C. Roll-in method D. Subsurface injection method Answer is- C. Roll-in method The most common method of vapor suppression is the application of: Select one: A. sawdust or other particulate absorbent. B. an inert, heavier-than-air gas. C. firefighting foam. D. plastic or other impermeable sheet material. Answer is- C. firefighting foam. The primary objective of the __________ phase of a hazardous materials incident is to return the property or site of the incident to its original condition. Select one: A. salvage B. recovery
A. Rounded tank ends B. Insulated tank shell C. Top-mount valve controls D. External structural rings Answer is- A. Rounded tank ends What is the first step in dike construction? Select one: A. Determine the number and location of the pipes. B. Determine which diking material will be compatible with the spilled material. C. Dig a shallow depression. D. Spread out the plastic sheeting. Answer is- B. Determine which diking material will be compatible with the spilled material. When applying foam to a pool of burning fuel, it is important to avoid: Select one: A. using standard fog or smooth-bore nozzles to apply the foam. B. agitating the surface of the liquid. C. directing the foam onto any surface other than the liquid. D. using alcohol-resistant formulations. Answer is- B. agitating the surface of the liquid. When foam is applied to a hazardous materials spill, what happens to the volume of the spill? Select one: A. It decreases. B. It increases. C. It remains the same. D. It depends on the substance involved. Answer is- B. It increases. When is application of high-expansion foam most appropriate? Select one: A. When using as a wetting agent B. When vapor suppression of polar solvents is required C. When flooding a large area with foam D. When foam with high water content is required Answer is- C. When flooding a large area with foam
Which cargo tanks are certified to transport flammable and combustible liquids chemicals transported at low pressure (under 25 pounds per square inch)? Select one: A. MC-306/DOT- 406 B. MC-331/DOT- 431 C. MC-312/DOT- 412 D. MC-307/DOT- 407 Answer is- D. MC-307/DOT- 407 Which foam application method is particularly well suited to transport vehicle accidents? Select one: A. Bounce-off method B. Rain-down method C. Roll-in method D. Subsurface injection method Answer is- A. Bounce-off method Which foam application method is the least effective when burning fuel is producing a strong thermal column? Select one: A. Subsurface injection method B. Bounce-off method C. Roll-in method D. Rain-down method Answer is- D. Rain-down method Which of the following containment methods utilizes PVC pipes to control the material? Select one: A. Dispersion B. Diking C. Retention D. Damming Answer is- D. Damming Which of the following is a concern with using dilution at a hazardous materials spill? Select one: A. The diluted product may overwhelm containment measures. B. Once water is added, the identity of the hazardous material may be masked. C. Chemical treatments may not be effective on diluted solution of the product. D. Once water is added, it cannot be removed. Answer is- A. The diluted product may overwhelm containment measures.
Answer is- C. It has good expansion properties. Which phase of a hazardous materials incident begins when the imminent danger to people, property, and the environment is controlled and clean-up begins? Select one: A. Definitive B. Recovery C. Remediation D. Mitigation Answer is- B. Recovery Which tactic lowers the concentration of a vapor cloud by spreading it out? Select one: A. Diffusion B. Ventilation C. Gas retention D. Vapor dispersion Answer is- D. Vapor dispersion Which type of dam is used to contain materials lighter than water? Select one: A. Gravity B. Separation C. Underflow D. Split Answer is- C. Underflow Which type of foam is produced by pumping large volumes of air through a small screen coated with a foam solution? Select one: A. High-expansion foam B. Protein foam C. Fluoroprotein foam D. Aqueous film-forming foam Answer is- A. High-expansion foam Why should foam be applied so that it flows gently across a liquid? Select one: A. To prevent entraining additional air B. Because liquid agitation will increase the temperature C. To prevent disruption of the foam blanket D. To avoid directly upsetting the burning surface
Answer is- D. To avoid directly upsetting the burning surface You have dug a shallow pit to collect and hold a hazardous liquid. Which control tactic is this? Select one: A. Containment B. Diking C. Detainment D. Retention Answer is- D. Retention
