Fire 207 final exam
Which DOT hazmat class represents radioactives? class 7 class 9 class 6 class 5
class 7
in which of the following airport locations are hazardous materials accidents MOST likely to occur? a) fueling ramps b) in flight C) runways D) terminals
fueling ramps
raman spectrometers are used to identify: solids gases vapors oxygen levels
gases
what is class 2 dot placard?
gases
a vapor density ____ indicates a vapor heavier than air. A) less than 1 B) less than 10 C) greater than 1 D) greater than 10
greater than 1
improperly used water dreams can ____ the size and intensity of flammable liquid fires. increase decrease have no effect on completely eliminate
increase
which occupancy or location types would be considered a possible target for terrorism? A) Infrastructures B) Strip malls C) nursing homes D) residential
infrastructures
which of the following statements regarding nerve agents is MOST accurate? they usually travel quite far they are dispersed as liquids they are the most toxic of the known chemical warfare agents they cause damage to the respiratory tract when inhaled
they are the most toxic of the known chemical warfare agents
which is the goal of emergency decon? A) to provide decon with the highest regard for the environment B) to provide decon with the highest regard for property protection C) to remove the threatening contaminant from the victim as slowly as possible D) to remove the threatening contaminant from the victim as quickly as possible
to remove the threatening contaminant from the victim as quickly as possible
the decon site ideally slopes towards the hot zone towards the cold zone away from the hot zone away from the cold zone
towards the hot zone
Radios and flashlights are considered potential ignition sources at hazardous materials incident. A) true B) false
true
absorption is a process in which a material is added to soak up a hazardous material to prevent the spread of the contaminated area. true false
true
notification requirements should be defined in predetermined procedures. A) True B) false
true
indoor biological attacks may be contained by: turning off elevators opening doors or windows turning on ventilation systems spraying water and bleach on the agent
turning off elevators
using the human senses of smell or taste to determine the presence of a hazardous material is: A) used only as a last resort B) not reliable if the product is heavier than air C) the best first step D) unreliable, unacceptable, and unsafe
unreliable, unacceptable, and unsafe
which spill control tactic may use pressurized streams of water from homeliness or unattended master streams? dilution dispersion neutralization vapor dispersion
vapor dispersion
which type of chemical protective clothing (CPC) protects the wearer against chemical vapors or gases? Vapor-protective clothing Liquid-splash protective clothing gas-permeable protective clothing chemical liquid protective clothing
vapor-protective clothing
which of the following are external communication devices? pagers computers noisemakers visual signals
visual signals
what are the signal words indicate the produce has moderate toxicity such as significant health effects or flammability? caution warning danger poison
warning
which is a signal word found on pesticide labels? A) toxic B) poison C) warning D) corrosive
warning
finished foam is composed principally of: air water carbon dioxide foam concentrate
water
In which mode of transportation are hazardous materials accidents MOST likely to occur at locks? A) Waterways B) roadways C) pipelines D) railways
waterways
Where are pipeline markers required? A) where pipelines cross under roads B) where pipelines come near waterways C) where pipelines run parallel to railroads D) where pipelines run for stretches longer than 1 mile (km)
where pipelines cross under roads
Information regarding emergency response centers is provided on the ___ pages of the ERG. A) red B) green C) white D) yellow
white
oxygen meters are affected by all of the following EXCEPT: humidity elevation wind speed temperature
wind speed
Which section of the ERG provides an index list of hazardous materials in numerical order of ID number? A) blue index B) green index C) yellow index D) orange index
yellow index
fluoride test paper turns ___ in the presence of fluorides. pinkish-red bluish-purple yellowish-white greenish-yellow
yellowish-white
A ____ tank has an inner tank with an outer shell and is well insulated. A) flammable liquid B) combustible liquid C) cryogenic D) acid
Cryogenic
Cold thermal hazards are a danger when working with:
Cryogenic gases
Which federal agency is involved in the regulation of hazardous materials and/or wastes?
Department of Transportation
The lead agency during a terrorist attack is the
Federal Bureau of Investigation
Which radiological hazards have neither a charge nor a mass?
Gamma rays
what is class 9 dot placard?
Misc.
which type of explosives can be detonated by small amounts? primary tertiary secondary military grade
primary
Pressure storage tanks have pressures of ___ psi (kPa) {bar} or greater. A) 15 (103) {1.03} B) 25 (172) {1.72} C) 35 (241) {2.4} D) 45 (310) {3.1}
15 (103) {1.03}
Incident management systems are required by NFPA: 1001 1500 1561 1651
1561
the blood agent called cyanogen chloride falls under which UN/DOT hazard class and division? 7.1 1.3 2.3 6.1
2.3
oxygen levels above ____ are considered oxygen enriched. 19.5% 21.5% 23.5% 25.5%
23.5%
colorimetric indicator tubes are known to have an error rate of: 5-15% 15-25% 25-35% 35-45%
25-35%
a small spill is one that involves a small package up to ___ gallons (L). A) 45 (170) B) 55 (208) C) 65 (246) D) 75 (284)
55 (208)
nerve agents such as Tabun falls under which UN/DOT hazard class and division? 7.1 1.3 2.3 6.1
6.1
To be considered bulk packaging, the maximum net mass is greater than ___ pounds (kg) as a receptacle for a solid. A) 500 (277) B) 672 (305) C) 750 (540) D) 882 (400)
882 (400kg)
The definition of hazardous materials is A) any substance designated via the federal water pollution control act B) any chemical that is a physical hazard or health hazard C) any chemical that must be reported to the appropriate authorities if released above the threshold report quantity D) potentially harmful by product or residue that remains after a manufacturing process
Any chemical that is a physical hazard or health hazard
vapor pressure of a substance at 20 degrees F will _____ compared to the same substance at 40 degrees F. A) remain the same B) be higher C) be lower D) double
Be lower
Which of the following are poisons produced by living organisms?
Biological toxins
Which of the following substances that prohibit the body from using oxygen?
Chemical asphyxiants
Which EPA regulation created a tax on chemical and petroleum industries?
CERCLA
which of the following emergency response centers is NOT government operated and was established by the chemical industry? A) SETIQ B) CANUTEC C) CENACOM D) CHEMTREC
CHEMTREC
Which of the following are small amounts of radiation received over a long period of time?
Chronic radiation doses
Which UN hazard class includes flammable liquids? A) class 3 B) class 4 C) class 5 D) class 6
Class 3
Strychnine is an example of a
Convulsant
Which governmental agency includes FEMA and the U.S. coast guard?
DHS
a non-pressurized rail car will have what kind of DOT pencil marking? A) DOT 101 B) DOT 111 C) UN #100 D) NFPA 704
DOT 111
What is the best time to identify and evaluate hazardous occupancies? A) At least once a year B) During training sessions C) During preincident planning D) En route to an emergency
During pre incident planning
what is listed on a pesticide label to be used to obtain information about the product from the manufacturer's 24-hour emergency contact? signal words EPA registration number DOT hazard classification Establishment number
EPA registration number
which of the following statements regarding the general hazardous materials behavior model (GEBMO) is MOST accurate? A) GEBMO is an offensive-mode action B) GEBMO helps first responders predict the course of an incident C) GEBMO explains that hazardous materials incidents have very different elements D) GEBMO explains that hazardous materials incidents rarely follow the same sequence
GEBMO helps first responders predict the course of an incident
which of the following gas-filled detectors is sealed from outside air? GM detector ion chamber dosimetry device scintillation detector
GM detector
How are hazardous materials incidents different from other emergencies? A) other hazards may be extremely difficult to contain B) hazardous materials can often be more complex than other types of emergencies C) hazardous materials incidents are always the result of an accident D) other emergencies may require specialized equipment, procedures, and PPE
Hazardous materials can often be more complex than other types of emergencies
In what ways are hazardous materials incidents different from other emergencies? A) other emergencies maybe difficult to detect B) hazardous materials may require specialized PPE C) any chemical that must be reported to the appropriate authorities if released above the threshold report quantity D) potentially harmful by product or residue that remains after a manufacturing process
Hazardous materials may require specialized PPE
which of the following national response framework (NRF) groups serves as the national headquarters-level, multiagency coordination entity for domestic incident management? homeland security council unified coordination group regional response coordination center interagency incident management group
Interagency incident management group
Which of the following occupancies is MOST likely to contain large amounts of hazardous materials? A) Large shopping malls B) Auditoriums C) Medical Facilities D) Residential neighborhoods
Medical Facilities
What is a factor that should raise your awareness of possible terrorism involvement? A) Day of the week B) location of caller C) occupancy D) Time of day
Occupancy
Which of the following first responders can perform ONLY defensive tasks? A) technician B) branch officer C) operations core D) operations mission-specific
Operations core
Any material that, when taken into the body, is injurious to health is known as a: A) etiology always agents B) poisonous materials C) pyrophoric materials D) cryogenic materials
Poisonous materials
If a rail car had a cylindrical tank and a covered dome containing all the fittings and valves, it would be classified as a ____ rail car. A) dry bulk tank B) cryogenic liquid tank C) pressure tank D) nonpressure
Pressure tank
all cylinders should be considered dangerous, regardless of type of hazardous material it contains, because the contents are: A) pressurized B) flammable C) toxic D) corrosive
Pressurized
The most important part of assessment is: A) securing the area of the emergency B) Determining the appropriate actions to take C) Recognizing the presence of hazardous materials D) Calling for appropriate resources
Recognizing the presence of hazardous materials
which of the following statements regarding supplied air respirators (SARs) is MOST accurate? SARs provide better vision than SCBA SARs are certified for firefighting operations SARs are classified by NIOSH as Type A respirators SARs provide up to 300 feet (91 m) of air supply hose
SARs provide up to 300 feet (91 m) of air supply hose
What is the most important piece of equipment a responder can wear at a hazmat incident? personal dosimeters structural firefighting gear chemical protective clothing (CPC) Self-contained breathing apparatus (SCBA)
SCBA
When coupled with _____, incident management systems provide a predetermined set of procedure to follow every hazmat incident. occupancy surveys pre-incident surveys predetermined procedures standard operating procedures (SOP)
SOP
the concentration that should never be exceeded is called: STEL TLV-TWA PEL TLV-C
TLV-C
When dealing with a radiological incident involving a leak or spill, what exposure guideline should be used to minimize radioactive contamination?
Time, distance, shielding
Which Canadian agency is tasked with assessing and managing the risks associated with toxic substances?
Transport Canada
Predetermined procedures must be written and required to be effective. A) true B) false
True
The respiratory system is the most vulnerable route of exposure for an emergency responders. True False
True
which is NOT mandatory information found on a pesticide label? UN number One of the following signal words: DANGER/POISON, WARNING, or CAUTION manufacturer's name for the pesticide environmental protection association registration number
UN number
What are some of the symptoms of body irritants?
Unexplained signs and symptoms of skin, eye, or airway irritation
The four-digit number appearing on a placard or an orange panel of tank car is the: A) United Nations (UN) product identification number B) capacity of the tank car C) last date the tank was pressure tested D) tank car registration number
United nations product identification number
which spill control tactic results in one material being retained within the other? adsorption absorption vapor suppression blanketing/covering
absorption
which of the following is an example of an absorbent? charcoal baking soda fuller's earth activated carbon
activated carbon
Which of the following is NOT a precautionary statement found on a pesticide label? keep out of reach of children active ingredient is Dioxine keep away from waterways store away from foodstuffs
active ingredient is Dioxine
irritants are toxins that cause temporary but sometimes severe inflammation of which part of your body? eyes nose mouth all of the above
all of the above
which type of radiation can be stopped by a sheet of paper? alpha beta gamma neutron
alpha
which fire-fighting foam is the most commonly used foam concentrate today? fluoroprotein foam high-expansion foam alcohol-resistant AFFF aqueous film forming foam (AFFF)
aqueous film forming foam
which of the following is the minimum temp. to which the fuel in air must be heated to initiate self-sustained combustion without initiation from an independent ignition source? A) flash point B) boiling point C) melting point D) autoignition temperature
autoignition temp
which of the following makes the contaminant less harmful by changing it through some kind of chemical process? wet decon dry decon physical decon chemical decon
chemical decon
which types of biological agents are microscopic, single-celled organisms? viruses bacteria rickettsias biological toxins
bacteria
which of the following vessel cargo carries are box-shaped, flat-decked vessels used for transporting cargo? A) barges B) cargo vessel C) chemical carriers D) petroleum carriers
barges
which section of the ERG provides an index of dangerous goods in alphabetical order by material name? A) blue index B) green index C) yellow index D) orange index
blue index
Which of the following temp. at which the vapor pressure of a liquid is equal to or greater than atmospheric pressure? A) fire point B) boiling point C) melting point D) freezing point
boiling point
which of the following are NOT acids? sodium hydroxide ammonia vinegar both a and b
both a and b
What terms are used to define capacity by the US DOT and TC? A) bulk and nonbulk B) pressure and non pressure C) bulk-capacity and transportation-capacity D) fixed-facility and transportation packaging
bulk and nonbulk
which of the following is a tactic at radiological and nuclear attack incidents? call for expert guidance avoid contact with possible evidence establish background levels of oxygen conduct overhaul operations as soon as possible
call for expert guidance
which of the following is a limitation of emergency decon? can harm the environment reduces contamination slowly requires large amounts of equipment requires a formal decon corridor
can harm the environment
which category of biological agents are easy to produce and disseminate? category A category B category C category D
category C
what are the signal words used to indicate the product may have a minor health effect such as irritation? caution warning danger poison
caution
which of the following is NOT a part of the reactivity triangle? A) oxidizing agent B) reducing agent C) chemical chain reaction D) activation energy source
chemical chain reaction
in most instances, triage should be conducted in the ___ zone after decon has been performed. hot cold warm hazard
cold
Breaches happen differently according to: A) time of day B) temp. C) chemical levels D) container types
container types
what is class 8 dot placard?
corrosive substances
which of the following occurs when the characteristics of a material is physically destroyed or altered through contact with chemical substances? permeations penetration degradation neutralization
degradation
which type of technical decon is most accessible, speedy, and economical? dilution sanitization solidification isolation and disposal
dilution
which type of technical decon kills most of the microorganisms present? disinfection sanitization sterilization neutralization
disinfection
which spill control tactic is likely to spread the material over a wide area? dilution dispersion neutralization vapor dispersion
dispersion
Which of the following may include removing contaminated clothing and putting it into a suitable container? wet decon dry decon clothing decon chemical decon
dry decon
the person responsible for taking all the necessary steps to ensure that the protective ensemble performs as expected is the: end user training officer incident commander union representative
end user
when dealing with evacuations during a level 3 incident, what will be true? A) the evacuation will involve several square block B) the evacuation area will be one block in each direction C) level 3 evaluations will be on a large scale D) evacuations in a level 3 incident will involve at least one mile upwind of the hotzone
evacuations in a level 3 incident will involve at least one mile upwind of the hotzone
what is class 1 dot placard?
explosives
Which of the following is the best source of information on a specific hazardous material? A) importer of the chemical B) manufacturer details C) exposure controls/personal protection D) mode of transport and paperwork location
exposure controls/personal protection
Which of the following is a component of the logistics section? facilities documentation situation reports compensation claims
facilities
Predetermined procedures are based on those things that are different about hazardous materials incidents. A) true B) false
false
which type of high-temperature protective clothing allows a person to work in total flame environments for short periods of time? proximity suits fire-entry suits encapsulating suits non-encapsulating suits
fire-entry suits
which of the following utilize a hydrogen flame to ionize gaseous materials? raman spectrometers flame ionization detectors chemical specific detectors colorimetric indicator tubes
flame ionization detectors
what is class 3 dot placard?
flammable liquid
what is class 4 dot placard?
flammable solid
The minimum temp. at which a liquid gives off sufficient vapors to form an ignitable mixture, with air near the surface, is called the ____ point. A) combustion B) ignition C) flash D) fire
flash
the following are symptoms of an irritant exposure EXCEPT: coughing burning sensation to the eyes nausea fluid in lungs
fluid in lungs
which fire-fighting foam is effective on hydrocarbon fuels but not on polar solvents? fluoroprotein foam high-expansion foam alcohol-resistant AFFF aqueous film forming foam
fluoroprotein foam
which fire-fighting foam minimizes water damage? fluoroprotein foam high-expansion foam AR-AFFF AFFF
high-expansion foam
A specialized intermodal tank container known as a tube module/trailer will typically transport: A) flammable liquids B) cryogenic liquids C) high-pressure gases D) inert gases
high-pressure gases
A bill of lading contains valuable information about the origin of the product and is the type of shipping paper used when transporting a product via: A) railway B) water C) highway truck D) air
highway truck
which blood agent is extremely flammable, highly soluble, and stable in water? arsine hydrogen cyanide cyanogen chloride potassium chloride
hydrogen cyanide
concentrations that are high enough to kill or cause serious injury or illness are expressed in terms of: threshold limit value permissible exposure limit short-term exposure limit immediately dangerous to life or health
immediately dangerous to life or health
when a fire involves the cargo of a truck transporting explosives, the responders should: immediately evacuate the area increase water application immediately try to separate unburned cargo attempt to move the involved vehicle to a safer location
immediately evacuate the area
Where are fitting located on a cryogenic liquid tank car? A) at the sides of the car B) visible at the top and/or bottom of the car C) in ground-level cabinets on sides of the car D) out of sight under protective housing on top of the tank
in ground-level cabinets on sides of the car
which of the following is ultimately responsible for everything that takes place at the emergency scene? safety officer incident commander support group leader operations section chief
incident commander
which of the following use a radioactive source to ionize samples in order to determine their spectra? mass spectrometers ion-mobility spectrometers biological immunoassay indicators polymerase chain reaction devices
ion-mobility spectrometers
which of the following statements regarding phosgene is MOST accurate? it is a liquid at room temperature it has the odor of bitter almonds its vapor density is lighter than air it is a colorless, nonflammable gas
it is colorless, nonflammable gas
precautionary statements on pesticide labels will include which of the following? keep away from waterways made in the USA manufactured in the USA safety glasses must be worn during handling
keep away from waterways
mass decon showers use: large volumes of low-pressure water small volumes of low-pressure water large volumes of high-pressure water small volumes of high-pressure water
large volumes of low-pressure water
which incident level is rarely concluded by one agency? level 1 level 2 level 3 level 4
level 3
Which US EPA level of protection is composed of a splash-protecting garment and an air-purifying device? level a level b level c level d
level c
which US EPA level of protection provides no respiratory protection and minimal skin protection? level a level b level c level d
level d
which of the following size-up info to be evaluated when on scene? weather life hazards time of day occupancy
life hazards
The First incident priority at all hazmat incidents is: life safety incident stabilization protection of property protection of the environment
life safety
Which of the following is a disadvantage of SCBA? limited vision limited independence limited air purification lack of protection form toxic atmospheres
limited vision
which common stressor is the physical application of energy resulting in container/attachment damage? A) thermal B) chemical C) mechanical D) radiological
mechanical
Which of the following is the temp. at which a solid substance changes to a liquid state at normal atmospheric pressure? A) fire point B) flash point C) melting point D) autoignition
melting point
which of the following is a unit for expressing concentrations of chemicals in the air? milligrams of material per liter of air grams of material per kilogram of air micrograms of material per liter of air milligrams of material per cubic meter of air
micrograms of material per liter of air
when exposed to heat or fire, a liquid with a low boiling point will: A) less readily change to a vapor than a liquid with a high boiling point B) spontaneously combust C) become more corrosive D) more readily change to a vapor than a liquid with a high boiling point
more readily change to a vapor than a liquid with a high boiling point
which spill control tactic should only be conducted under the direction f a hazardous materials technician or allied professional? dilution dispersion neutralization vapor dispersion
neutralization
which of the following describes victims or responders who are unconscious, unresponsive, or unable to move unassisted? deceased cataleptic ambulatory nonambulatory
nonambulatory
which of the following is an indicator of a secondary device? A) devices containing parts made in several countries B) packages that are over 50 pounds C) objects that seem out of place D) packages that are marked fragile
objects that seem out of place
Which incident management system section is responsible for the direct management of all incident tactical activities? planning logistics operations finance/administration
operations
typical EMS ensembles should include: a hood overboots a respirator outer protective garments
outer protective garments
what is class 5 dot placard?
oxidizing substances
which property of corrosives is the measurement of the hydrogen ions in a solution? pH strength intensity concentration
pH
which of the following is used for expressing the concentrations of gas or vapor in the air? parts per million miligrams per liter grams per kilogram miligrams per cubic meter
parts per million
the chemical action involving the movement of chemicals, on a molecular level, through intake materials is best described by which of the following? permeation penetration degradation neutralization
permeation
which of the following detect or measure concentrations in real-time? raman spectrometers photoionization detectors chemical specific detectors colorimetric indicator tubes
photoionization detectors
which IEDs are the most common type found in the US? pipe bombs vehicle bombs package bombs person-borne bombs
pipe bombs
what is class 6 dot placard?
poisons
Which section of the initial guide of the ERG should be consulted first? A) first aid B) evacuation C) potential hazards D) protective clothing
potential hazards
when dealing with combustible liquid spills, what is the immediate concern? ignite the fuel to allow the spill to burn off dike the storm drains applying AFFF to the spill preventing ignition of the fuel
preventing ignition of the fuel
Which of the following may make it more difficult to determine the hazardous materials involved in an incident? A) placards may be written in another language B) placards may be carried in the vehicle cab C) private agriculture vehicles may not have placards D) placards may be stored at a common site
private agriculture vehicles may not have placards
cyanogen chloride has what type of smell? bitter almonds freshly cut hay mild garlic odor pungent, biting odor
pungent, biting odor
what is class 7 dot placard?
radioactive material
Which type of release is the fastest release of pressurized hazardous materials through properly operating safety devices? A) spill/leak B) detonation C) rapid relief D) violent rupture
rapid relief
Low explosives decompose: slowly, but with explosive effect rapidly, but with explosive effect slowly, but with no explosive effect rapidly, but with no explosive effect
rapidly, but with no explosive effect
radiation exposure unites used for the absorbed dose equivalence as pertaining to a human body are usually expressed in a unite called: rem curies roentgen becquerels
rem
What does the color blue indicate in the ANSI Z535.1 standard? A) caution B) danger or stop C) safety equipment D) safety information signage
safety information signage
Which of the following is the NRF's FIRST mission in the case of a catastrophic terrorist attack? Save Lives Contain the event preserve national security protect critical infrastructure
save lives
which types of explosives are less sensitive to initiating stimuli such as heat or flame? primary tertiary secondary military grade
secondary
which of the following is a general guideline for decon ops? A) decon emergency responders and victims together B) separate victims into ambulatory/nonambulatory and male/female C) decon all emergency response personnel in the cold zone D) establish a medical triage area just before the decon zone
separate victims into ambulatory/nonabulatory and male/female
command may be transferred: only once no more than two times no more than three times several times as the incident grows
several times as the incident grows
Which IMS hazmat position controls all movement of personnel and equipment between the control zones? technical specialist assistant safety officer site access control leader safe refuge area manager
sire access control leader
which state of matter is a substance that has both specific shape and volume? A) gas B) solid C) liquid D) vapor
solid
the solubility of a substance can be useful in determining: A) spill cleanup methods and extinguishing agents B) a chemical's reactivity C) if the vapors will rise or settle D) if the chemicals will react violently with air
spill cleanup methods and extinguishing agents
under the spill or leak section of the ERG, eliminating all ignition sources should be an immediate concern for which type of hazmat incident? spills involving radioactive materials leaks from an oxygen cylinder spills involving combustible liquid spills such as gasoline none of the above
spills involving combustible liquid spills such as gasoline
Which dispersion pattern is a surface-following pattern of liquid hazardous materials that is affected by gravity and topographical contours? A) pool B) cone C) cloud D) stream
stream
Which of the following provides loose fitting and lightweight protection? escape respirators supplied-air hoods air purifying respirators powered air purifying respirators
supplied-air hoods
secondary devices are MOST likely to be used during which of the following? A) hazardous materials incidents B) radiological incidents C) terrorist attacks D) house fires
terrorist attacks
TLV-C represents which of the following? A) a regulatory limit on the amount or concentration that is just above the IDLH level B) the maximum concentration for a continuous 15-minte exposure period C) the allowable time-weighted average concentration D) the concentration that should not be exceeded even instantaneously
the concentration that should not be exceeded even instantaneously
a safety data sheet, much like a MSDS, is a detailed information bulletin prepared by ______. A) the manufacturer or importer of a chemical that provides specific information about the product B) the DOT for use by firefighter, law enforcement, and other emergency services personnel C) the employers to maintain chemical inventory lists D) trucking companies to indicate origin, destination, route, and product information.
the manufacturer or importer of a chemical that provides specific information about the product
