In most situations, decontamination personnel should be in personal protective clothing that is:
the same level of protection or one level below the people working in the Hot Zone.
When facing a fire involving the cargo of a truck transporting explosives, the hazardous materials/WMD technician should:
immediately evacuate to a safe distance.
If combined materials cause a container to breach because they are more corrosive than the container was originally designed to withstand, the breach was caused by:
Interactions.
A tube trailer that carries oxygen, nitrogen, or hydrogen (to name a few), would be considered a _______ carrier.
compressed-gas.
The products that IM 101 intermodal portable tanks typically carry are:
flammable liquids.
Operating filaments of the Combustible Gas Indicator (CGI) can be damaged by brief exposure to:
Silicone
A ______ will typically be inaccurate when used in oxygen deficient atmospheres.
combustible gas indicator (CGI)
Even in an Oxygen Deficient atmosphere, a sample containing _____ may indicate a safe level of oxygen on an oxygen meter.
Chlorine
The product that a high-pressure tank truck usually holds is:
Anhydrous Ammonia or LP gases
The illustration and description below would be identified as an:
Description: Tank within a tank design with vacuum space between inner and outer tank
IMO Type 7
The pressure in a fixed facility tank can be determined by the:
contents and hazard class.
Identify the type and probable cargo of the tanker depicted below:
MC 331 - LPG, Anhydrous Ammonia
Identify the type and probable cargo of the cargo tank depicted below:
MC 307 / DOT 407
Isopropyl Alcohol, Methyl Ethyl Ketone
What does DOT 112J200W stenciled on the side of a railroad tank car indicate?
A. When the car was made
B. Tank car specifications
C. Tank Test Pressure
D. Both B and C are correct
D: Both B and C are correct
The trailer depicted below is an example of:
MC 307 / DOT 407
In non-pressurized portable tanks, the internal pressure can be up to _____ PSI.
100 PSI
_______ are used to determine the presence and approximate concentration of specific gases and vapors that might be present in the atmosphere.
Colorimetric Tubes
The proper cargo tank for carrying a shipment of sulfuric acid is an:
MC 312 / DOT 412
The transportation index found on labels of undamaged packages containing radioactive material indicated the:
highest radiation level that is found 3 feet (1 meter) from the surface of the package.
Cryogenic liquids are those that have a boiling point of _____ or lower.
minus 130ºF
The pressure rating of this car is:
DOT-105S300W
300
This picture shows an intermodal container that has the specification of:
Tube Module
A product that non-pressure tanks typically hold is:
A. Gasoline
Strong, tight containers are used to ship materials of low radioactivity. These packages are authorized for domestic shipment only in _____ shipments.
exclusive use
A tank car has the specification:
TC 111 A 60 W7
What is the test pressure rating of the car?
60PSI
The term non-bulk container refers to packages that are:
less than 882 pounds
less than 119 gallons
less than 1,001 pounds in water capacity
_____ are used to close cargo tank trucks unloading valves in the event of exposure to fire or intense heat.
Fusible devices
The responsibility for shutting down the flow of product in a pipline belongs to the:
B. Pipeline Operator
Identify the resource in which the major emphasis is determining the effects of mixing various chemicals:
Bretherick's Handbook of Reactive Chemical Hazards
One source of chemical information the IS NOT used by hazardous materials/WMD teams to check the properties of chemicals is:
D. 29 CFR 1910.120
Read the following Statements and select the correct answer from the choices below:
1. Gamma radiation is the most difficult form of radiation to shield.
2. Alpha radiation is not harmful to the body
3. Gamma radiation does not travel very far
A. All of the statements are true.
B. Statement 1 is true and 2 & 3 are false.
C. Statement 1 is false and 2 & 3 are true.
D. Statements 1 & 2 are true and 3 is false.
B: Statement 1 is true and 2 & 3 are false.
An MC 307/DOT 307 low pressure chemical carrier must has at least ____ PSI allowable working pressure.
18.0-40.0 PSI
What is the approximate capacity of the IMO Type 7 tank depicted below?
Description: Tank within a tank design
4,500-5,500 gallons
What is the approximate capacity of the IMO Type 1 container shown below?
Description: Max allowable working pressure is 100 PSI
5,000-6,400 Gallons
What is the approximate capacity of the IMO Type 2 container shown below?
Description: Maximum allowable working pressure is 24.4 PSIG
5,000-6,400 Gallons
What is the approximate capacity of the DOT SPEC 51 or IMO Type 5 tank container?
4,500-5,500 gallons
Infrared spectrometry can not detect:
B. biological materials
Ion Spectrometry can be used to detect all of the following, except:
A. Nerve Agents
B. Blister Agents
C. Explosives
D. Toxic Industrial Materials
D. Toxic Industrial Materials
When sampling air, _____ is the common reading used to determine exposure guidelines and values.
Parts per million (PPM)
To transport a container that does not meet the requirements set forth by the code of federal regulations for a given material, it must be shipped as an exemption. A shipper must then note the assigned DOT-E number on the:
Shipping Papers
A handheld device that provides semi-quantitative point detection of blister and nerve agents on personnel and equipment using ion mobility spectrometry is the:
Chemical Agent Monitor
Instruments used to measure and monitor radiation include:
A. Dosimeter
B. Geiger Mueller tubes
C. photoionization detector
D. Both A and B are correct
D: Both A and B are correct
Sodium hydroxide and potassium hydroxide are best described as:
bases
A/an ______ has the ability to pass through human tissue and travel great distances.
Gamma Ray
________ are chemicals that cause blisters.
Vesicants
Given a break in a domestic gas line creating an open-air release of a flammable substance, the area of evacuation should start with the establishment of a hot zone. This are should be based on _______ of the LEL indicated on a combustible gas indicator.
10 percent.
The temperature at which a solid chemical changes to a liquid phase is known as the chemical's ______ point. The temperature at which a liquid chemical changes to a solid phase is known as the chemical's _____ point.
Melting and Freezing
Regarding safe storage of chemicals, MSST is an acronym for ___ ___ Storage Temperature.
Maximum Safe
The ability of a material to undergo a chemical reaction with the release of energy is known as:
reactivity/instability.
The minimum temperature required to ignite a gas or a vapor without a spark or flame being present in known as:
The ignition temperature (autoignition)
The chemical reaction in which an acid and a base are mixed with resulting pH of 5 to 9 when tested is called:
neutralization
Lead and Ethylene oxide materials that pose a threat to a developing fetus should an exposure occur are best known as:
Teratogens
the percentage of an acid or base dissolved in water is known as:
Concentration
Hydrocarbons that contain only a carbon to carbon single bond are called:
Saturated Hydrocarbons
In order to gather a solid sample, the hazardous materials/WMD technician should use:
Scoop and a Bottle
The temperature at which a solid changes its phase to a liquid is called:
Melting point
Of the three physical states of material (Gas, Liquid, Solid), which presents the greatest risk?
Gas
The ease with which a liquid or a solid can pass into the vapor state is called:
Volatility
Usually solid material that is dispersed in a liquid spray and causes pain or burning on exposed mucous membranes and skin best describes a:
riot control agent
Which of the following contribute to the products of combustion that are harmful to humans?
D. All of the above
A reaction that is associated with over-pressurization of closed containers and occurs at a release rate of less than one second is called a/an:
Violent rupture
Which of the following exposure values could be repeated during an eight hour work day at a maximum of four times daily for 15 mins with 60 minute rest period between exposures?
B. TLV-STEL
The maximum airborne concentration to which an average healthy person may be exposed to for eight hours a day, 40 hours a week best defines:
C. TLV-TWA
A one percent concentration of a substance in air is equal to 10,000:
A. PPM
Of the following, ______ rays are the most dangerous type of radiation.
A. Gamma
To protect against radiological exposures, a responder should:
A. maintain a maximum distance from the radiation source
B. limit the time spent in the area
C. use vehicles or buildings for shielding
D. All of the above
D: All of the above
A one percent concentration in air is equal to how many parts per billion (PPB)?
10,000,000 PPB
A hazardous materials response team's decision to control a hazard materials problem should be based on:
level of training, available resources, and capabilities of emergency responders.
Which mode of operation involves the use of aggressive leak, spill, and fire control tactics designed to quickly control or mitigate the emergency?
B. Offensive
The process by which a chemical enters a protective suit through openings in the garment best describes:
penetration.
Which regulatory agency developed the four level classification of chemical protective clothing?
B. EPA
The physical destruction or decomposition of chemical due to exposure to chemicals, general use, or ambient conditions defines:
B. Degradation
When using air purifying respirators, which of the following is not an operational component that should be considered prior to use?
A. The supplied air line cannot exceed 300'
All of the following are procedures for personnel wearing vapor-protective clothing requiring emergency decon, except:
A. conduct fine decontamination.
All of the following are safety guidelines for the use of vapor protective clothing except:
B. one support person is necessary for every two entry people.
Chemical vapor protective clothing should be used when ______ are expected.
A. extremely hazardous substances
B. corrosives
C. splash hazards
D. All of the above
D: All of the above
The best type of PPE for Thermal Hazards is:
Structural firefighting clothing
______ is a process that encapsulates a contaminant or chemically bonds a contaminant to another object.
Solidification
Physical methods of decontamination generally involve physically removing the contaminate from the contaminated person or object. Which of the following is NOT considered a physical method of contamination?
D. Neutralization
Which of the following would not be a source of technical information for selecting decontaminated procedures?
B. Monitoring instruments
Before initiating any neutralization techniques, all of the following conditions must be satisfied except:
C. the property owner must have been as to what actions are being taken
The physical process of immediately reducing contamination of individuals in potentially life-threatening situations, without formal establishment of a contamination reduction area, best describes:
D. emergency decontamination
______ is the process used to inactivate virtually all recognized pathogenic microorganisms.
Disinfection
______ is the process of destroying all microorganisms in or on an object.
Sterilization
Given an aluminum MC 306/ DOT 406 cargo tank truck with a small hole in the tank, driving a wooden wedge into the opening with a rubber mallet to reduce or stop the leak is known as:
Plugging
The physical process of containment by which a leaking drum is placed into a larger container is called:
overpacking
Spills involving hazardous materials in confined spaces require atmospheric monitoring to determine:
Whether the area can be entered safely
When assessing an incident, your top concern is considered to be:
safety
The eight step process recommended for assessing a hazardous materials incident includes:
A. hazard and risk evaluation
B. implementing response objectives
C. sniffing for odors and tasting the material
D. Both A and B are correct
D: Both A and B are correct
Flammable atmospheres are a concern when entering a confined space. Rescue teams must utilize electrical equipment that is:
rated for Class 1 and Division 2 atmospheres
A chemically impaired person might not be able to recognize his/her own signs and symptoms. They may be able to continue to work in this impaired condition. This is one reason that _____ is used.
A. the buddy system
B. the incident commander
C. medical monitoring
D. Both A and C are correct
D: Both A and C are correct
The person who advises the incident commander of existing or potentially unsafe conditions and monitors conditions of personnel and compliance with standard operating procedures is:
Incident Safety Officer
The most likely location for the incident command post is on the ______ zone.
Cold
Compressed flammable gases can be transferred from damaged containers by using:
Vapor Suppressors
Prior to installing a patch on a leaking small container, you should:
A. Don the Proper PPE
B. Select a patch half a size larger than the opening
C. Check material compatibility with the leaking product.
D. All of the Above
D: All of the Above
Termination activities include which of the following?
A. Debriefing
B. Incident Critique
C. Providing reports and documentation
D. All of the above
D: All of the above
An activity log and exposure records are kept as a result of a hazardous materials/WMD response. These records assist responders and employers to:
establish a link between a responder's activities and their exposures.
Records produced as a result of a debriefing best serve the purpose of documenting:
A. the equipment and apparatus exposure overview
B. the discussion of health program
C. problems requiring immediate action
D. All of the Above
D: All of the Above
Exposure records are important as the time intervals between exposures and the appearance of possible chronic effects may take years. OSHA requires exposure records and medical records to be maintained for at least ____ years after the employee retires.
30
Define Acute Exposure - an ______ exposure such as an _____ dose that might occur in an emergency response
Immediate
Single
Define Chronic exposure - are _____ exposures over time.
repeated
Types/Names of Shipping Paper information:
Highway - ______
Railroad - ______
Water - ______
Air - ______
Highway - Bill of Lading or Freight Bill
Railroad - Waybill &/or Consist, Switch list, track list
Water - Dangerous Cargo Manifest
Air - Airbill with Shippers Declaration of goods
Element - ___________
Compound - __________
Slurry - _______
Element - Pure substance that cant be broken down
Compound - a mixture of two or more elements
Slurry - Pourable mixture of a solid or a liquid
Hazard Class 1
Explosives
Hazard Class 2
Non-Flammable Gas / Inhalation Hazard / O2
Hazard Class 3
Combustible / Fuel Oil
Hazard Class 4
Flammable Solid
Hazard Class 5
Oxidizer
Hazard Class 6
Toxic or Poison
Hazard Class 7
Radioactive
Hazard Class 8
Corrosive
Under OSHA 1910.120b, a site safety plan should include:
B. location of command post
In most situations, decontamination personnel should be in personal protective clothing that is:
A. the same level of protection or one level below the people working in the hot zone
What is the first step in a technical decontamination process?
C. Tool and equipment drop
Chemical methods of decontamination generally involve the removing of the contaminant through some type of chemical process. Which of the following is an example of a chemical method of decontamination?
D. Neutralization
1. What is the final or ninth step in a technical decontamination process?
D. Medical evaluation
An entry team is sent to observe a tank truck that has rolled over. The team reports that the vehicle is an MC 312. The container most probably contains a:
B. corrosive liquid
You are called to an incident involving a spilled pesticide. The only legible number on the container is its EPA Registration Number: 54321-1234-69.Which portion of this sequence identifies the specific product?
A. 1234
A tube trailer that carries oxygen, nitrogen, or hydrogen, to list a few, would be considered a ______ carrier.
C. compressed-gas
What is the general maximum capacity of a MC 312/DOT 412 cargo tank?
C. 6,300 gallons
The products that IM 101 intermodal portable tanks typically carry are:
A. flammable liquids
Operating filaments of the Combustible Gas Indicator (CGI) can be damaged by brief exposure to:
B. silicone
In addition to the combustible gas indicator, a(n) ______ maybe used to measure the concentration of a flammable gas in the air.
A. colorimetric tube
A ______ will be typically inaccurate when used in oxygen deficient atmospheres.
B. Combustible gas indicator
Using a pH meter, readings of less than _____ or more than ______ are cause for extreme caution.
B. 2, 12
What type of packaging is required when transporting high-activity radioactive materials by air?
C. Type C
Monitoring for flammable atmospheres can best be accomplished using a(n):
D. combustible gas indicator
A product that a high pressure tank truck typically holds is:
D. LP Gas
A responder to a hazardous materials incident would use _____ to detect the presence of an alkali.
B. pH indicators
The highway cargo tank that carries ammonium nitrate, fertilizer, plastic pellets and dry caustic soda is a(n):The highway cargo tank that carries ammonium nitrate, fertilizer, plastic pellets and dry caustic soda is a(n):
A. Dry Bulk Cargo
Which intermodal tanks has an inner and outer tank with a vacuum space between the tanks and carries cryogenic liquids?
C. IMO Type 7
The appropriate non-bulk container that would typically transport corrosive liquids is a(n):
B. carboy
Incident monitoring priorities dictate that, if there is any doubt, detection should be the first priority.
D. Radiation
Capacity in an open roof floating tank can be determined by the:
C. tank spec plate
In what type of cargo tank is gasoline usually transported on the highways?
B. MC 306/DOT 406
A tank car that has the characteristics of an inner tank, a vacuum-space, and an outer shell, is a _______ tank car.
C. cryogenic liquid
45. What monitoring technology can be used to determine pathogenicity?
D. Polymerase Chain Reaction (PCR)
When dealing with an unknown gas incident, the Hazardous Materials/WMD Technician must be alert for ______ and ______ hazards.
C. flammability, toxicity
Compressed, non-flammable gases would require transport in ______ class cargo tank trucks.
B. MC-331
Cylindrical or box-like cask packaging made of rigid metal that is designed for performance under hypothetical accident conditions best describes Type ______ radioactive packaging.
A. B
An appropriate non-bulk container in which solid fertilizers and pesticides would typically be transported is a(n):
D. bag
A tank carrier with vapor pressures less than 4 psi and designed to carry flammable liquids and combustible liquids is an:
B. MC 306/DOT 406
A tank carrier designed to haul various chemicals whose pressures do not exceed 40 psi at 170°F is:
B. MC 307/DOT 407
In a railroad tank car, a ______ is a deformation, caused by impact by a blunt object, to the tank head or shell.
A. dent
Typically made of steel, although aluminum or fiberglass/aluminum may be used, best describes:
B. uninsulated containers
Cylindrical packaging made of metal, plastic, or fiberboard used to transport solids or liquids best describes
B. drums
Radioactive materials shipped in a steel drum can be considered to have a Type level of protection
C. A
Under the U.N. Labeling System, a substance that spontaneously releases ionizing radiation would be labeled
D. 7
Three types of biological weapons are:
C. bacterial, viral, and toxins
Bulk containers that can be lifted from one transportation mode to another are referred to as:
B. intermodal portable tanks
A DNA Fluoroscopy is used in the field to determine:
C. the credibility of the threat
Hydrocarbon that contains at least one multiple bond between two carbon atoms is a(n):
B. unsaturated hydrocarbon
A product that atmospheric pressure tanks typically will hold is:
B. gasoline
When dealing with radiation, it is important to remember the rule--when distance from the radiation source is doubled, the radiation intensity is lowered by:
B. 1/4
A Raman Spectroscopy is used to detect or identify"
C. toxicity/chemical agents
Wet chemistry can be used to determine"
B. corrosivity
When a cryogenic liquid is spilled from its container, the product will:
D. boil off rapidly
The tank car specification number is located on the ______ end as one faces the railroad tank car:
D. right
Which of the following would you not expect in a one-ton container?
C. Oxygen
A metal oxide sensor (MOS) is used to monitor/detect:
A. toxicity/chemical agent
The tank car identification number is located on the ______ end as one faces the railroad tank car.
C. Left
Radiopharmaceuticals are typically shipped in ______ Packages and spent nuclear fuel is typically shipped in ______ Packages.
A. Type A; Type B
An MC 307/DOT 407 low-pressure chemical carrier must have at least psi allowable working pressure.
C. 18-40.0
The TravellR HCI, HAZMat ID, and Avater ESP are all types of ______ monitors:
D. Infrared Spectrometry
Infrared Spectrometry can not detect:
A. biological materials
Ion Spectrometry can be used to detect:
B. toxic/chemical agents
The appropriate device to be used in detecting nerve agents is a(n):
D. M8 detection paper
What is the order of monitoring priorities used when identifying an unknown atmosphere?
C. Radiation, flammability, oxygen, toxicity
Carbon monoxide meters are examples of a:
B. gas specific monitor
The weight of a pure vapor or gas compared with the weight of an equal volume of dry air at the same temperature and pressure is known as vapor:
B. density
The temperature at which the vapor pressure of a liquid equals the atmospheric pressure is known as the:
C. boiling point
The lower the boiling point, the higher the of the chemical.
D. volatility
The time it takes for half of the atoms to decay to a more stable form is called the:
C. half life
______ chemicals lack carbon chains and are typically derived from other than vegetable or animal sources.
C. Inorganic
_______ is the concentration or amount of a hazardous substance to which the body is exposed over a period of time.
Dose
Hydrocarbons that contain benzene ring structures are known as:
C. aromatic hydrocarbons
_______ is the ratio of the weight of a volume of liquid or solid to the weight of an equal volume of water.
D. Specific gravity
The purpose of a(n) ______ is to provide specific identification of a given chemical.
D. chemical abstract service number - CAS
The curie (Ci) is a unit used to measure
Radioactivity
When testing for gas migration at a propane pipeline, the best monitor to use would be a: