Hazmat Operations Flashcards
Reading a hazardous materials incident scene to identify and interpret clues that will enable responders to make safer, informed decisions is an example of:
A. Tactical observation
B. Scene size up
C. Strategic vision
D. Hazard stratification
Scene size up
What types of materials are usually found in cardboard drums?
A. Liquids
B. Gasses
C. Vapors
D. Solid
Solid
Which type of cargo tank transports food grade products, gasoline, or flammable liquids?
A. Pressurized
B. Nonpressurized
C. Special use
D. Cryogenic
Nonpressurized
Used for both shipping and storage,____ hold between 5000 and 6000 gallons of product.
A. Bags
B. Carboys
C. Intermodal tanks
D. totes
Intermodal tanks
Which level of hazardous materials personal protective equipment should be selected when the atmospheric concentration of identified substances requires a high level of respiratory protection, but less skin protection?
A. Level A
B. Level B
C. Level C
D. Level X
Level B
Which intermodal tank container typically carries mild corrosives, food grade products, or flammable liquids?
A. IM-102
B. IM-301`
C. IM-101
D. IM-701
IM-101
Which intermodal container consists of several high pressure tubes attached to a frame and has working pressures that range as high as 5000 psi?
A. Spec 51
B. IM-101
C. Tube module
D. carboy
Tube module
Which type of cargo container is used to transport corrosives such as concentrates sulfuric acid and sodium hydroxide?
A. MC-306
B. MC-312
C. MC-331
D. MC-407
MC-312
This is the point at which a hazardous material/WMD begins to adversely affect a person.
A. Threshold limit value
B. Permissible exposure limit
C. Time weighted average
D. Recommended exposure time
Threshold limit value
Which cargo container has a sound or horseshoe shaped tank and is used to transport flammable liquids, mild corrosives, and poisons?
A. MC-308
B. MC-306
C. MC-307
D. MC-331
MC-307
Which of the following types of horizontal storage tanks has rounded ends and large vents or pressure relief stacks?
A. Pressurized
B. Nonpressurized
C. Cryogenic
D. Dry bulk
Pressurized
Which of the following containers could explode with tremendous force if heated rapidly?
A. Carboy
B. Drum
C. Cylinder
D. Bag
Cylinder
What types of materials are stored in Dewar containers?
A. Gasses
B. Solids
C. Hot liquids
D. Cold liquids
Cold liquids
Which type of packaging is typically used for shipping low-level radioactive waste?
A. Type D
B Type B
C. Industrial
D. Type R
Industrial
Radiopharmaceuticals are usually shipped in _______ packaging.
A. Type B
B. Type C
C. Type D
D. Type A
Type A
Railway tank cars can carry more than _____ gallons of product.
A. 30,000
B. 40,000
C. 50,000
D. 60,000
30,000
Where can responders typically find information about a pipeline’s contents?
A. 10 feet away from the pipelines main valves
B. On stickers placed on the pipe itself
C. On warning signs attached to vent pipes or along the pipeline
D. On signs on fences surrounding pipeline right of ways
On warning signs attached to vent pipes or along the pipeline
Which of the following statements must be included on every pesticide label?
A. “Use only as directed”
B. “Do not use on evergreen vegetation”
C. “Keep out of reach of children”
D. “Do not ingest”
“Keep out of reach of children”
The process of reacting monomers together in a chain reaction is referred to as:
A. Nucleation
B. Fission
C. Radiation
D. Polymerization
Polymerization
What type of potential terrorism agent could be present at an incident where personnel working on-site exhibit irritation to the eyes, difficulty breathing, nausea and vomiting, blisters, rashes, or convulsions?
A. Thermal
B. Radiological
C. Chemical
D. Nuclear
Chemical
The Emergency Response Guidebook organizes chemicals into nine basic hazard classes. Which of the following hazard classes is represented in DOT Class 1?
A. Explosives
B. Gasses
C. Oxidizers
D. Flammable solids
Explosives
All facilities that use or store chemicals are required, by law, to have a _____ used or stored in the facility.
A. Product identification number
B. Chemical identification number
C. Safety data sheet
D. Chemical release risk plan on file for each
Safety data sheet
Which of the following types of information can be found on a safety data sheet?
A. Applicable control measures
B. Survey of product effectiveness
C. Customer reviews
D. Chronic exposure values
Applicable control measures
Which of the following has the ability to provide responders with technical chemical information via telephone, fax, or other electronic media?
A. CHEMSTAR
B. CHEMTREC
C. FEMA
D. NRC
CHEMTREC
When contacting CHEMTREC, responders should provide all of the following, except the:
A. Callers name
B. Shippers name
C. Number of responders on scene
D. Truck or railcar number, if applicable
Number of responders on scene
When dealing with a hazardous materials incident involving marine vessels, what document should responders ask for that contains vital information about hazardous chemicals on board?
A. Waybill
B. Freight bill
C. Airbill
D. Dangerous cargo manifest
Dangerous cargo manifest
Which of the following agencies does the U.S. coast guard staff, manage and maintain?
A. Emergency management agency
B. Federal emergency response center
C. National response center
D. Department of hazardous materials
National response center
Polonium is a chemical that has been identified in cigarette smoke. Which type of radiation does this chemical emit?
A. Beta
B. Gamma
C. Omega
D. Alpha
Alpha
What is the most energetic radiation that responders may encounter?
A. Alpha
B. Gamma
C. Beta
D. Neutron
Gamma
Neutrons themselves are not directly radioactive; however, exposure to them can create radiation.
True
or
false
True
Why are flammable liquids with low boiling points especially dangerous?
A. Because of their reactivity with air
B. Because of their potential to release toxic vapors
C. Because of their potential to produce large volumes of flammable vapors at high temperatures
D. Because of their potential to produce large volumes of flammable vapors at low temperatures
Because of their potential to produce large volumes of flammable vapors at low temperatures
Also referred to as chemical change, which term describes the ability of a substance to undergo a transformation at the molecular level, usually with a release of energy?
A. Physical reactivity
B. Chemical energy
C. Chemical reactivity
D. Physical energy
Chemical reactivity
What is the flammable range for gasoline vapors?
A. 1.5% to 7%
B. 2.4% to 8%
C. 1.4% to 7.6%
D. 3% to 10%
1.4% to 7.6%
An expression of the temperature at which a liquid fuel gives of sufficient vapor to produce a flash fire when in presence of an ignition source is known as the:
A. Flash point
B. Ignition point
C. Combustion point
D. Vapor point
Flash point
Which of the following could determine the level of respiratory protection employed at an incident where inhalation hazards were present?
A. Particle size
B. Odorants
C. Presence of mold spores
D. Level of ambient heat
Particle size
Identifying a hazardous chemical by its physical state, such as solid, liquid, or gas, is to describe its:
A. State of matter
B. Chemical state
C. Molecular state
D. Chemical weight
State of matter
Beta particles and gamma radiation are examples of radiation.
A. Non-ionizing
B. Ionizing
C. Neutralizing
D. Electromagnetic
Ionizing
Gasoline, diesel fuel, and motor oil will behave in what manner when mixed with water?
A. They will form an even mixture with the water
B. They will sink below the surface of the water
C. They will spontaneously ignite
D. They will float on top of water
They will float on top of water
Vapors released from the surface of a liquid must be _____ if they are to exert any pressure
A. Unconfined
B. Ignited
C. Contained
D. Compressed
Contained
The process by which people, animals, the environment, and equipment are subjected to or come into contact with a hazardous material is known as:
A. Conduction
B. Exposure
Exposure
What is the most energetic type of radiation that responders may encounter
A. Alpha
B. Gamma
C. Beta
D. Neutron
Gamma
Neutrons themselves are not directly radioactive; however, exposure to them can create radiation.
True
Or
False
True
Why are flammable liquids with low boiling points especially dangerous?
A. Because of their reactivity with air
B. Because of their potential to release toxic vapors
C. Because of their potential to produce large volumes of flammable vapors at high temperatures
D. Because of their potential to produce large volumes of flammable vapors at low temperature
Because of their potential to produce large volumes of flammable vapors at low temperature
Also referred to as chemical change, which term describes the ability of a substance to undergo a transformation at the molecular level, usually with a release of energy?
A. Physical reactivity
B. Chemical energy
C. Chemical reactivity
D. Physical energy
Chemical reactivity
What is the flammable range for gasoline vapors?
A. 1.5% to 7%
B. 2.4% to 8%
C. 1.4% to 7.6%
D. 3% to 10%
1.4% to 7.6%
An expression of the temperature at which a liquid fuel gives of sufficient vapor to produce a flash fire, when in the presence of an ignition source, is known as the:
A. Flash point
B. Ignition point
C. Combustion point
D. Vapor point
Flash point
Which of the following could determine the level of respiratory protection employed at an incident where inhalation hazards were present?
A. Particle size
B. Odorants
C. Presence of mold spores
D. Level of ambient heat
Particle size
Identifying a hazardous chemical by its physical state, such as solid, liquid, or gas, is to describe its:
A. State of matter
B. Chemical state
C. Molecular structure
D. Chemical weight
State of matter
Beta particles and gamma radiation are examples of _____ radiation.
A. Non-ionizing
B. Ionizing
C. Neutralizing
D. Electromagnetic
Ionizing
gasoline , diesel fuel, and motor oil will behave in what manner when mixed with water?
A. They will form an even mixture with the water
B. They will sink below the surface of the water
C. They will spontaneously ignite
D. They will float on top of the water
They will float on top of the water
Vapors released from the surface of a liquid must be ______ if they are to exert any pressure.
A. Unconfined
B. Ignited
C. Contained
D. Compressed
Contained
The process by which people, animals, the environment, and equipment are subject to or come into contact with hazardous materials is known as:
A. Conduction
B. Direct contact
C. Transfer
D. Exposure.
Exposure
Anthrax is said to be_______which means it is capable of causing an illness by entry of a pathogenic microorganism.
A. Contagious
B. Infectious
C. Poisonous
D. lethal
Infectious
Chemicals that pose a hazard to health after only relatively short exposure periods are said to cause:
A. Chronic health effects
B. Long-term health effects
C. Acute health effects
D. No health effects
Acute health effects
If a propane cylinder is exposed to open flame for a prolonged period of time, what will happen to the cylinder contents?
A. The liquid propane will equalize
B. The liquid propane will boil and evaporate inside the cylinder
C. The liquid propane will boil, releasing vapors that increase the internal pressure of the cylinder
D. The liquid propane will absorb the heat without boiling
The liquid propane will boil, releasing vapors that increase the internal pressure of the cylinder
In the absence of an operation section chief, to whom would the hazardous materials branch director notify about a critical emergency condition at an incident
A. HazMat division chief
B. Safety officer
C. Logistics officer
D. Incident commander
Incident commander
Linseed oil is an organic material that generates heat as it decomposes, which is known as a________ change
A. Chemical
B. Physical
C. State of matter
D. Vapor
Chemical
Which of the following types of radiation can break chemical bonds at the molecular level and cause damage to living tissue?
A. Alpha particles
B. Beta particles
C. Omega particles
D. Non-ionizing particles
Beta particles
Substances that prevent the body from using oxygen are known as:
A. Convulsants
B. Irritants
C. Carcinogens
D. Asphyxiants
Asphyxiants
The extent of dissemination of a toxic gas or suspended liquid particles depends on all of the following, Except:
A. Wind chill
B. Wind direction
C. Wind speed
D. Humidity
Wind chill
The measure of the degree to which something is toxic or poisonous is known as its:
A. Lethality
B. Infectiousness
C. Poisonousness
D. Toxicity
Toxicity
What is the UN/DOT Hazard Class/Division for the toxic gas choking agent, Phosgene?
A. 2.4
B. 6.1
C. 2.3
D. 2.2
2.3
Tear gas is considered to be a toxic substance and has a corresponding UN/DOT Hazard Class/Division number of:
A. 5.5
B. 6.1
C. 7
D. 2.3
2.3
Sarin, tabun, and VX all fall into the category of agents
A. Asphyxiant
B. Choking
C. Blister
D. Nerve
Nerve
Reporting the estimated physical size of the area affected by a hazardous material incident is accomplished by
A. Watching the live news report
B. Interviewing bystanders and witnesses
C. Remaining off-site and researching maps of the area
D. Using information available at the scene
Using information available at the scene
Hazardous materials incidents that occur in urban areas will have more ____ and require more ______ to protect them.
A. Exposures; water
B. Hospitals; law enforcement
C. Exposures; resources
D. People; decontamination
Exposures; resources
When discussing corrosives, an expression of how much an acid or base is dissolved in a solution is referred to as its:
A. Permeability
B. Solubility
C. Concentration
D. Toxicity
Concentration
When planning an initial response, responders should ask all of the following questions, except:
A. What state of matter is the material?
B. How is the material contained?
C. How will the material behave if released?
D. What is the value of the material?
What is the value of the material?
A release of gas can be ________ and constantly moving, depending upon the gas characteristics and ambient conditions.
A. Short lived
B. Widespread
C. Acute
D. Harmless
Widespread
Using positive-pressure self-contained breathing apparatus prevents what type(s) of exposure?
A. Absorption
B. Ingestion and inhalation
C. Adsorption
D. Penetration
Ingestion and inhalation
What is the primary difference between an air-purifying respirator (APR) and a powered air-purifying respirator(PAPR)?
A. APR’s have an external source of air supplied via air hose
B. PAPR’s have an external source of air supplied from a compressor
C. PAPR’s have a built-in fan that assist in drawing air into a hose to the face piece
D. APR’s have charcoal-lined membranes that filter incoming air
PAPR’s have a built-in fan that assist in drawing air into a hose to the face piece
Which type of respiratory protection uses a mechanical filter to separate contaminants from the air?
A. N95 respirator
B. Closed circuit SCBA
C. Open circuit SCBA
D. Particulate-removing respirator
Particulate-removing respirator
Which part of the human body has a high absorbency rate, making it one of the fastest means of chemical exposure?
A. Leg
B. Foot
C. Eye
D. Hand
Eye
Which type of material is specifically designed to inhibit the passage of chemicals into and through the material by the process of penetration, permeation, or degradation?
A. High-temperature materials
B. Chemical-resistant materials
C. Liquid splash-resistant materials
D. Penetration-resistant materials
Chemical-resistant materials
The physical destruction or decomposition of a clothing material owing to chemical exposure, general use, or ambient conditions is referred to as:
A. Penetration
B. Permeation
C. Degradation
D. Decomposition
Degradation
Which type of protective clothing easily substances, breaks down when exposed to chemicals, does not provide adequate protection from harmful gasses or vapors, and is not recognized as a chemical-protective ensemble?
A. Liquid splash-protective clothing
B. Vapor-protective clothing
C. High temperature-protective clothing
D. Structural firefighting protective clothing
Structural firefighting protective clothing
A decontaminated responder reenters the decontamination area and comes into contact with a contaminated person or object. This situation would be referred to as what type of contamination?
A. Postincident contamination
B. Decontamination
C. Secondary/cross contamination
D. Postdecon contamination
Secondary/cross contamination
A controlled area within the warm zone where decontamination takes place is referred to as the
A. point of decontamination
B. post incident decontamination
C. decontamination corridor
D. decontamination staging area
decontamination corridor
One of the easiest and fastest ways of performing emergency decontamination is through the use of a:
A. handheld hoseline from a fire engine
B. water extinguisher
C. misting fan
D. garden sprayer with soap and water mixture
handheld hoseline from a fire engine
In the event of a hazardous materials release, asking residents to remain indoors, with windows and doors closed, is an example of:
A. sheltering-in-place
B. static evacuation
C. protective isolation
D. crowd control
sheltering-in-place
At a hazardous materials incident, the highly contaminated area immediately surrounding the release is referred to as the:
A. hot zone
B. cold zone
C. danger zone
D. warm zone
hot zone
The area of a hazardous materials incidents where personnel and equipment are staged before they enter and after they leave the hot zone is referred to as the:
A. cold zone
B. warm zone
C. decontamination corridor
D. staging zone
cold zone
Safety briefings at incidents involving criminal activity should include what type of information?
A. Location of nearest law enforcement officer
B. Evidence collection procedures
C. Current weather data
D. Number of resources in staging
Evidence collection procedures
First responders should refer to fully understanding their role during a hazardous materials incident that involves evidence collection and criminal intent.
A. the hazardous materials response guide
B. law enforcement codes and standards
C. departmental operating policies and procedures
D. occupational safety and health regulations
departmental operating policies and procedures
Performing air monitoring activities in order to determine the safest routes of evacuation for victims of a hazardous materials/WMD incident is an example of actions taken by which level of hazardous materials responder?
A. Awareness
B. Operations
C. Advanced
D. Specialist
Operations
A small gasoline spill from a motor vehicle accident would be classified as which hazardous materials incident level?
A. Level II
B. Level III
C. Level I
D. Level V
Level I
Which hazardous materials incident level may require decontamination to be performed?
A. Level I
B. Level IV
C. Level II
D. Level V
Level II
Large-scale evacuations are usually required in a Level …….. hazardous materials incident.
A. I
B. II
C. III
D. IV
III
Which of the following is considered to be the cornerstone of an incident command system?
a. Operations section
b. Incident command
c. Planning section
d. Logistics section
Incident command
A dedicated team of responders who serve as an information gathering and referral point for the incident commander is referred to as a
a. Hot zone entry
b. Backup entry
c. Decontamination
d. Technical reference team
Technical reference team
Responders should undergo before donning any level of chemical protective equipment.
a. Pre-entry health screening (medical monitoring)
b. Training on health and nutrition
c. A quick hazardous materials policy review
d. A thorough physical examination
Pre-entry health screening (medical monitoring)
The incident commander of a hazardous materials incident may decide to and equipment is not available to mitigate the situation.
a. Take offensive actions
b. Take tactical actions
c. Withdraw to a safe distance
d. Call the National Guard
Call the National Guard
Which type of personal protective clothes offers one level higher protection than street clothing or work uniforms
a. Structural firefighting protective clothing
b. Low-temperature-protective clothing
c. High-temperature-protective clothing
d. Fully encapsulated Tyvek suit
Structural firefighting protective clothing
Structural firefighting protective clothing is primarily designed to protect the wearer from:
a. Etiological hazards
b. Thermal hazards
c. Radiological hazards
d. Asphyxiation hazards
Thermal hazards
Which statement about emergency decontamination is true?
a. It can be implemented without a formal decontamination area
b. It provides only gross decontamination
c. The victim does not pose a threat of secondary contamination
d. It removes the threat of secondary decontamination
It removes the threat of secondary decontamination
If a product with a vapor density of 1.6 escaped from it container, you would expect the product to:
a. Collect in low-lying areas
b. Float on water
c. Rapidly dissipate if outdoors
d. Sink in water
Collect in low lying areas
The highest level of protection, based on Environmental Protection Agency (EPA) guidelines, from hazardous chemicals provided by chemical protective clothing is:
a. Level A
b. Level B
c. Level C
d. Level D
Level A
The amount of an ingested or injected substance that results in the death of 50 percent of the test population is:
a. LC50
b. LD50
c. DC50
d. IS50
LD50
Corrosiveness can be described as the:
a. Ratio of weight of a volume of liquid or solid th the weight of an equal volume of water
b. Measure of a substance’s tendency to deteriorate another substance
c. Percentage of an acid or base dissolved in water
d. Degree to which a substance will mix with water
Measure of a substance’s tendency to deteriorate another substance
The temperature at which a liquid changes to a gas is best described as:
a. The flash point
b. Ignition temperature
c. Vapor density
d. The boiling point
The boiling point
The intermodal tank that is designed for working pressures ranging from 100 to 600 psi and usually transports liquefied gasses under pressure is known as an
a. IMO type 1
b. IMO type 2
c. IMO type 5
d. IMO type 7
IMO type 5
The process by which a chemical enters a protective suit through openings in the garment best describes:
a. Degradation
b. Breakthrough time
c. Penetration
d. Permeation
Penetration
After repeated exposure, _______ will cause an allergic reaction
A. carcinogens
B. convulsants
C. irritants
D. sensitizers/allergens
sensitizers/allergens
The taking of hazardous materials into the body through the undamaged skin and eyes is called:
A. absorption
B. ingestion
C. inhalation
D. injection
absorption
Lowered body core temperature is called:
A. hyperthermia
B. monothermia
C. hypothermia
D. homeostasis
hypothermia
Actions taken to confine a product release to a limited area, performed remotely, are considered to be:
A. offensive strategies
B. poor strategies
C. defensive strategies
D. unacceptable actions
defensive strategies
At a hazardous materials incident, the safety officer’s responsibilities include:
A. obtaining briefings from the Logistics officer
B.participating in preparation of and monitoring the safety plan
C. being the coordination point between the Incident Commander and any assisting agency
D. advising the Incident Commander about any action deemed unsafe
participating in preparation of and monitoring the safety plan
Chemical Transportation Emergency Center (CHEMTREC) is able to provide assistance to responders if:
a. They have a Material Safety Data Sheet to fax
b. they have received financial authorization for clean-up
c. the name of the shipper or manufacturer is known
d. they are the approved hazardous materials team
the name of the shipper or manufacturer is known
Which exposure value could be repeated a maximum of four times daily for 15 minutes with a 60-minute rest period between exposures?
A. Immediately Dangerous to Life and Health (IDLH)
B. Threshold limit value/time-weighted average (TLV-TWA)
C. Threshold limit value/short-term exposure limit (TLV-STEL)
D. Threshold limit value/ceiling (TLV-C)
Threshold limit value/short-term exposure limit (TLV-STEL)
Which type of radiation has a physical mass but has no electrical charge?
a. Beta
b. Gamma
c. X-ray
d. Neutron
Neutron
The minimum temperature to which fuel in air must be heated to initiate self-sustained combustion without initiation from an independent ignition source is best described as:
a. the flash point
b. the flammable range
c. specific gravity
d. autoignition temperature
autoignition temperature
In order to determine whether the personal protective equipment provided is appropriate for defensive operations, the Emergency Response Guidebook should be consulted. The section in which this information would be found is colored.
a. Yellow
b. Blue
c. Orange
d. Green
Orange
________ is the difference between the upper and lower flammable limits of a gas or vapor.
a. Flash point
b. ignition temperature
c. Flammable (explosive) range
d. Vapor Density
Flammable (explosive) range
The highest level of protection from hazardous chemicals provided by chemical protective clothing is:
a. Level A
b. Level B
c. Level C
d. Level D
Level A
At a hazardous materials emergency, the Operations Section serves the task of:
a. establishing incident objectives.
b. controlling and overseeing equipment and personnel inventories
c. controlling the tactical portion of the incident
d. coordinating all medical and health concerns at the incident
controlling the tactical portion of the incident
At an emergency incident, the firefighter may obtain appropriate Safety Data Sheet (formerly MSDS) information from:
a. Computer-Aided Management of Emergency Operations.
b. the National Response Center
c. Occupational Safety and Health Administration
d. the employer of the facility
the employer of the facility
Directions: Read the following statements and choose the correct answer from choices A-D below.
Statement 1: A phase change vest consists of a method to maintain a consistent temperature of 60 degrees
Statement 2: Ice cooled vests may be recharged by freezing the vest
Statement 3: Ice cooled vests typically recharge faster than phase–change style vests.
A. Statement 1 is true; statements 2 and 3 are false
B. Statements 1 and 2 are true; statement 3 is false
C. Statements 1 and 3 are false; statement 2 is true
D. All three statements are false
Statement 1 is true; statements 2 and 3 are false
When dealing with a radiological incident involving a leak or spill, what exposure guidelines should be used to minimize radioactive contamination?
A. Time, distance, half-life
B. Ionizing radiation, non-ionizing radiation, half-life
C. Time, distance, shielding
D. Alpha particles, beta particles, gamma rays
Time, distance, shielding
A vest where the cooling agent is circulated throughout the garment and operates on the principle of conductive heat transfer is known as a(n) _______ vest.
a. Air cooled
b. Ice
c. Air and water cooled
d. Water cooled
Water cooled
Which are procedures for personnel wearing vapor-protective clothing requiring emergency decon?
a. Remain isolated until deconned
b. Conduct fine decon
c. Transfer patient to medical area the decon
d. Remove suit immediately, then decon
Remain isolated until deconned
Determining whether a vapor will rise or fall is commonly referred to as:
a. Vapor dispersion
b. Vapor density
c. Vaporization
d. Specific gravity
Vapor density
The minimum temperature 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 highest level of respiratory protection is needed but lesser chemical protection is required for the skin best defined Environmental Protection Agency ______Protection.
a. Level A
b. Level B
c. Level C
d. Level D
Level B
Chemicals with specific gravities greater than one tend to:
a. Float on water
b. Sink
c. Vaporize into the air
d. Spontaneously combust
Sink
A ______ tank has an inner tank with an outer shell and is well insulated
a. Flammable liquid
b. Cryogenic
c. Combustible liquid
d. Acid
Cryogenic
If a hazardous material incident involves a leaking flammable substance, the first responders should immediately remove all:
a. Ignition sources
b. Large combustible tanks
c. Upwind ignition sources
d. Fire equipment and personnel
Ignition sources
When attempting to collect hazard information during an emergency incident, the responders could contact …………… for immediate information.
a. The Department of Defense
b. CHEMTREC
c. The National Fire Protection Association
d. The Occupational Safety and Health Administration
CHEMTREC
When determining the type of dam to use to control a spill, responders need to consider the:
a. Specific gravity of the material
b. Vapor density of the fluid
c. Vapor suppression of the liquid
d. Retention capabilities
Specific gravity of the material
The first step or most important thing to accomplish upon arrival at a hazardous materials or suspected hazardous materials incident is:
a. Identification of the spilled or released product
b. Victim recovery
c. Notification of the hazardous materials response team
d. Isolation of the area and prevention of entry
Identification of the spilled or released product
Vapor pressures of a substance at 100 degrees F:
a. Will remain the same substance at 68 degrees F
b. Always higher than the same substance at 68 degrees F
c. Will be lower than the same substance at 68 degrees F
d. Will vary considerably at 68 degrees F
Always higher than the same substance at 68 degrees F
Specific gravity can be described as the:
a. Measure of a substance’s tendency to deteriorate another substance
b. Ratio of the weight of a volume of liquid or solid to the weight of an equal volume of water
c. Percentage of an acid or base dissolved in water
d. Degree to which a substance will mix with water
Ratio of the weight of a volume of liquid or solid to the weight of an equal volume of water
Common hazardous materials stored in non bulk packages, referred to as bags, are:
a. Corrosive
b. Fertilizers
c. Cryogenics
d. Liquids
Fertilizers
One of the factors that can change the evacuation area is:
a. Firefighters entering incidents from the north
b. A change in wind direction
c. The number of firefighters responding to the incident
d. The number of firefighters with self-contained breathing apparatus (SCBA)
A change in wind direction
Directions: Read the following statements regarding hazardous materials incident evacuation/sheltering-in-place and select the correct answer from the choices A through D.
Statement 1: The decision to evacuate or shelter-in-place is relatively easy to make
Statement 2: Sheltering-in-place is a method of safeguarding people in a hazardous area
Statement 3: Evacuation is always preferred over sheltering-in-place
a. Statement 1 is true; statements 2 and 3 are false
b. Statement 2 is true; statements 1 and 3 are false
c. Statements 2 and 3 are true; statement 1 is false
d. All three statements are true
Statement 2 is true; statements 1 and 3 are false
Who is responsible for requesting additional resources at a hazardous materials incident?
a. Finance/Administration Chief
b. Safety Officer
c. Staging Officer
d. Logistics Section Chief
Logistics Section Chief
……………. is designed to remove contaminants that pose immediate threat to life
a. Emergency decontamination
b. Secondary decontamination
c. Decontamination
d. Primary decontamination
Emergency decontamination
Which statement is true regarding vapor dispersion
a. It commonly utilizes firefighting foam
b. It is not effective on water soluble materials
c. The runoff may need to be contained
d. It is only effective on materials with a specific gravity of less than 1
It is not effective on water soluble materials
…………… interfere with oxygen exchange during normal respiration
a. Anesthetics
b. Carcinogens
c. Irritants
d. Asphyxiants
Asphyxiants
Exposure to …………. materials may cause freeze burns and frostbite
a. Corrosive
b. Carcinogen
c. Radiation
d. Cryogenic
Cryogenic
Removal of contaminated victims that are in need of medical treatment from the hazard area requires:
a. That personnel must wait until the full decontamination corridor is in place and operational
b. The Emergency Decontamination process
c. That victims shall remain in the hot zones indefinitely
d. Decontamination of these victims is not required
The Emergency Decontamination process
As a first responder trained to the operations level, which spill control tactics can be conducted?
a. Absorption
b. Dilution
c. Vapor Suppression
d. Isolate and deny entry
Vapor suppression
What is an operational consideration when using supplied air respirators?
a. National Institute of Occupational Safety and Health certification limits the maximum hose length from the source to 300 feet
b. Use of airlines in an oxygen deficient atmosphere requires a secondary emergency air supply
c. The proper air filtering cartridge for the expected contaminants must be selected
d. The Emergency Breathing Supply System is limited to no longer than 30 minutes of use
National Institute of Occupational Safety and Health certification limits the maximum hose length from the source to 300 feet
When a fire involves the cargo of a truck transporting explosives, the responders should:
a. Increase water application immediately
b. Try to separate unburned cargo
c. Attempt to move the involved vehicle to a safer location
d. Immediately evacuate the area
Immediately evacuate the area
In level 1 incidents, the response team should be able to deal with:
a. Liquefied propane gas leaking from full 1000-pound tanks
b. Ruptures of high-pressure gas lines
c. Spills requiring evacuation
d. A small gasoline spill from a motor vehicle accident
A small gasoline spill from a motor vehicle accident
If the safety officer notices an unsafe activity at an emergency, the safety officer should:
a. Consult with the Incident Commander
b. Stop the activity immediately
c. Call the Incident Commander on the radio
d. Report the activity to the highest rank
Stop the activity immediately
When operating at a hazardous materials scene, what is required when operating in a hot zone?
a. Brand of personal protective equipment available
b. Utilization of the buddy system
c. Mounting/storage method
d. Speed in donning and activation
Utilization of the buddy system
Within the Incident Command System (ICS), the optimum span of control is
a. 5:1 b) 8:1 c) 10:1 d) 30:1
5:1
When implementing tactical advantages during a bomb threat responders should:
a. Stage in the line-of-sight-path of the device
b. Use only one radio in proximity of the device
c. Be alert for second devices
d. Move the device away from primary exposures
Be alert for second devices
Symptoms of heat ______ include little to no sweating; hot, dry, red, skin; deep, then shallow breathing and a rapid pulse
a. Stroke
b. Exhaustion
c. Cramps
d. rash
Stroke
Adsorption is the process of:
a. The repellant quality of a material
b. Adhering the contaminant to the surface
c. Binding two chemicals together
d. Decreasing the volume when a material is wet
Adhering the contaminant to the surface
The radiation that is least dangerous to external portions of the body, but is very dangerous when ingested or inhaled is:
a. Alpha
b. Ultra Violet
c. Electromagnetic
d. Gamma
Alpha
One of the keys to evidence preservation is:
a. Do not enter the crime scene, even to save a life
b. Move any evidence to a central location for safekeeping
c. If you move something, place it where you found it
d. Minimize the number of people working in the area
Minimize the number of people working in the area
Large tanks with hemispherical heads can be identified as:
a. Cryogenic liquid
b. Corrosive liquid
c. Dry bulk
d. High pressure
High pressure
The area that exists just outside the hot zone is
a, Warm zone
b. Command zone
c. Support zone
d. Staging area
Warm zone
Gamma particles can be described as:
a. Ionizing radiation like x-rays
b. Deadly radiation as it can pass through PPE
c. Particles with weight and mass
d. A form of non-ionizing radiation
Deadly radiation as it can pass through PPE
_______ is the ratio of the weight of a volume of liquid of the weight of an equal volume of water, with water having a range of 1.0
a. Flammable range
b. Flash point
c. Specific gravity
d. Vapor density
Specific gravity
______ is comprised of those procedures taken to keep a material in a defined or local area\
a. Containment
b. Diversion
c. Confinement
d. dispersion
Confinement
When exposed to heat or a fire, a liquid with a low boiling point will:
a. readily change to vapor than a liquid with a high boiling point
b. Combust
c. Become more corrosive
d. More readily change into a vapor than a liquid with a high boiling point
More readily change into a vapor than a liquid with a high boiling point
A process by which a hazardous liquid flow is redirected away from an area is called:
a. Absorption
b. Dispersion
c. Diversion
d. Retention
Diversion
The ______ zone is the area of highest known hazard
a. Limited-access
b. hot/exclusion
c. Support
d.c Blue
hot/exclusion
The level A suit will protect the responder from ill effects from:
a. All hazards
b. Exposure to nuclear agents
c. Vapors and gasses
d. Bombs
Vapors and gasses
An intermodal container that is capable of holding high pressure gasses of 3000 psi or higher is a:
a. Cryogenic tank
b. Tube module container
c. Pressure tank
d. Non-pressure tank
Tube module container
The concentration that should never be exceeded is the:
a. TLV-C
b. PEL
c. TLV-TWA
d. STEL
TLV-C
The chemical action involving the movement of chemicals, on a molecular level, through intact materials best defines:
a. Degradation
b. Breakthrough time
c. Penetration
d. Permeation
Permeation
At a terrorism event, when preserving evidence, you should:
a. Avoid entering scene without FBI
b. Minimize the number of people working in an area
c. Interview everyone at the scene
d. Move the evidence to keep it safe
Minimize the number of people working in an area
A specialized intermodal tank that transports gasses in high-pressure cylinders (3000-5000 psi) is known as a:
a. Tube module/trailer
b. Cryogenic tank
c. IM 101
d. IM 102
Tube module/trailer
