PreTest Flashcards
Placard Classes
Explosive Gasses Flammable Liquids Flammable Solids and reactive solids/liquids Oxidizers and organic peroxides Poisonous Materials and Infectious Substances Radioactive Materials Corrosive Materials Miscellaneous Hazardous Materials
Division 1.1
Explosive with mass explosion hazard
Division 1.2
Explosive with projection hazard
Division 1.3
Explosive with predominantly fire hazards
Division 1.4
Explosive with no significant blast hazard
Division 1.5
Very intensive explosive; blasting agent
Division 1.6
Extremely insensitive detonating substance
Division 2.1
Flammable Gas
Division 2.2
Non-flammable, nonpoisonous (nontoxic) compressed gas
Division 2.3
Gas poisonous (toxic) by inhalation
Division 4.1
Flammable Solid
Division 4.2
Spontaneously combustible material
Division 4.3
Dangerous when wet
Division 5.1
Oxidizer
Division 5.2
Organic Peroxide
Division 6.1
Poisonous (toxic) material
Division 6.2
Infectious substance
MC 331
Liquefied Compressed Gas
MC 338
Refrigerated liquid gas (Cryogenic)
MC 306
Flammable Liquids (Gas Tankers)
MC 307
Toxic Corrosive, and Flammable Liquids
MC 312
Corrosive Liquids
DOT 117
Low Pressure Tank Car
DOT 103
Non Pressure tank car with expansion dome
DOT 111
Non pressure tank car without expansion dome
Ratio density of a volume of liquids as compared to the same volume of water.
Specific Gravity
2 or more liquids will blend together
Miscibility (uniformed blend)
The temp at which a liquid changes to a gas or vapor at its max rate
Boiling point
Temp at which a material will generate sufficient vapors to ignite in the presence of an outside source and will continue to burn
Fire point
What are the 4 colors of the NFPA 704 marking system?
Red
Yellow
White
Blue
What info can be found on Pipeline markers
Product
Owner
Contact Number
This material has a boiling point of less than 68F
Flammable Gasses/Vapors
Materials that spontaneously ignite in the air are called
Pyrophoric
A material of a specific gravity of 0.9 will______ in/on water.
Float
Specific Gravity of water is
1
Vapor Density of ambient air is
1
Materials with low boiling points will have a ______ vapor pressure.
High
On a Bill of lading, what marking means it is a high hazard with the strongest packing group.
PG - 1
What are the 6 types of harm that people can be exposed to at a hazmat Incident
Thermal Radiological Asphyxiation Chemical Etiological Mechanical
What are the 3 steps of Emergency Decon of contaminated responders
Flush
Strip
Flush
Lower Explosive Limit (LEL) and Upper Explosive Limit (UEL) are measurements of
Flammable Range
The ability of a substance or hazmat to cause injury to biological tissue
Toxicity
List the 6 major categories used for WMD’s
Nerve agents Vesicants Blood agents Choking agents irritants biological agents
What is the name of the shipping paper for air
Air Bill
What is the name of the shipping paper for Highway
Bill of Lading
What is the name of the shipping paper for Marine
Dangerous Cargo Manifest
What is the name of the shipping paper for Rail
Way Bill/Consist
What is the name of the shipping paper for Highway/Rail/Marine
Hazardous Waste Manifest
A chemical that is highlighted in green in the ERG is known as what?
Toxic Inhalation Hazard
A package or container that has a max capacity of 119 gallons or less of a liquid is known as a _______ package or container.
Non Bulk
This type of bulk container found in highway transport is a Low Pressure Flammable Liquid Tank Truck
MC 306
What are the 6 parts of the General Hazardous Materials Behavior Model.
Stress Breach Release Engulf Impinge Harm
BLEVE
Boiling Liquid Expanding Vapor Explosion
What are the 4 incident priorities at a hazmat incident
Life
Critical systems
Property
Environment
The ability of a material to undergo a chemical reaction with a release of energy is what
Chemical Reactivity
The Blue section of the ERG has chemicals listed by:
Alphabetical order
What does a placard with a blue background mean
Water Reactive
DECIDE
Detect the presence of a Hazmat Estimate the likely harm without (responder) intervention Choose Incident response objectives Identify action options Do the best option Evaluate progress
The rescue and recovery operations can be categorized into what 4 broad types
Self rescue
Bystander Rescue
Responder Rescue
Technical rescue
What type of motor carrier tank truck will Liquid Cryogenics be carried in
MC 338
This is used to detect and monitor concentrations of flammable gasses and vapors:
CGI
This level of PPE is non-vapor tight, non-encapsulating, and can be single or 2 piece.
Level C
The process of carrying a contaminant outside of the Hot Zone and transferring it to other people or equipment is known as:
Secondary or Cross Contaminiation
The Virginia 9 Step Decon process is known as what Stage of Decon?
Stage 3
This will allow liquids to stick to the outside of the sorbent, preventing the release of the liquid
Adsorbents
3 types of dams that can be constructed to contain Hazardous materials
Line dam
Underflow dam
Overflow dam
In the ERG, a chemical can be found by its UN or NA identification number in this color section
Yellow
In the Green section , the table of Initial Isolation and Protective Action Distance, a large spill is considered to be more than how many gallons?
55 Gallons
The letter “P” beside an entry in the ERG means that this chemical is an
Polymer
What are the 9 steps to the Va. Decon process?
Tool Drop Gross Wash Wash and Rinse Doff outer PPE Doff Inner PPE Doff Inner Clothing Personal Hygiene Medical Monitoring Record Keeping
A military marking with a circle and the letter “G” in it would mean
Nerve Agent
NFPA 704 marking system recognizes 2 specific special hazards, what are they?
Water
Oxidizing Capacity
Materials that have a boiling point greater than 68F are
Flammable liquids
The process by which an individual vulnerable system comes in contact with a Hazmat. This is called what
Exposure
What are the 5 Functional elements in the ICS System
Incident Commander Ops Planning Logistics Finance
What is the NFPA standard for chemical vapor protective clothing
NFPA 1991
The concentration of a dust, mist, vapor, or gas in air or water that kills 50% of test population is known as
LC50
Name 4 mechanism routes that toxic materials may enter the body
inhalation
absorption
ingestion
injection
The terms used to describe the type of exposures are _____ and _____
Acute and Chronic
What are the 8 classes of engulfment shapes, when referencing The General Hazardous Materials Behavior Model
Spherical Hemispherical Cloud Plume Cone Stream Pool Irregular deposits
The movement of material through a material at the molecular level is known as
Permeation
A placard with a green background and white letters will be which Hazard Class
Class 2
The physical destruction of a CPC material due to exposure. Different types of material damage include color change, shrinking, swelling, delaminating of fabric, and loss of tensile strength is know as what?
Degradation
What are the 3 basic steps to use the ERG
Identify the material
Identify the 3 digit guide number
Obtain info from the guide
A Placard with a yellow background and flaming black ball at the top and has an Organic Peroxide written on it is what hazard class.
Class 5
FF’s using standard turnout gear and SCBA to perform rescue of viable victims, can operate in a nerve agent vapor hazard for up to _____ minutes with minimal risk.
30 min
A tactical and safety plan will include the following 10 steps:
Site Map Hazard Analysis Safety and Health Considerations Tactical Objectives Scene Control Zones Tactical Command Structure Communication Plan Monitoring Plan Personal Protection Decon Plan
This is defined as the tendency of a chemical to vaporize or give off fumes
Volatility
The requirements for displaying placards and labels and their designs are found in
49 CFR
Where is the most common location for the emergency remote shut valves on tank trucks?
Near the control valves used in operation
On the tank or frame directly behind the driver side of the cab
Class B foam are typically proportioned at what concentration
1% to 6%
The orange pages in the ERG will give you what information
Correct guide for actions to be taken
What are the 2 basic types of respiratory protective equipment utilized by Emergency Responders
Air purifying units
Air Supplying Units
What are the 4 basic types of thermal protective clothing
Structural fire gear
High Temp suits
Fire Entry suits
Low temp clothing
A placard with a skill and cross bones on it and listed other than an inhalation hazard would be what classification?
Class 6
There is an interrelationship between the various measurements of vapor pressure and atmospheric pressure. One (1) atmosphere is equal to ____ psi.
14.7 psi
Foam can be applied in 4 methods. Name the 4 methods
Roll
Bank down
Rain down
Sub-surface Injection
Toxic substances that are living materials or are obtained from living organisms are called what?
Biological Agents
On a placard, the number at the bottom of the diamond indicates what?
UN hazard Class
A Substance that readily yields O2 to support combustion of fuels would be labeled _______ under UN Labeling System.
5 (Oxidizers and Organic Peroxides)
Exposure to a microorganism or its toxins
Etiological
Can lead to suffocation and may be either simple or chemical
Asphyxiation
Excessive hear or excessive cold
Thermal
When initiating an Incident Management System at a Hazmat incident, it is important to remember that an individual’s span of control is
2-7 people
A tank carrier designed to haul various chemicals whose pressures do not exceed 40 psi would be what MC#?
MC 307
A specialized intermodal tank container which carries refrigerated liquid gases, argon, oxygen, or helium wold be an example of what type of tank
Cryogenic MC 338
What is a common hazard with cylinders involved in fires:
Potential for explosion
Chemtrec cannot help to responders if the _______ of the shipper/manufacturer is not known.
Name
The radiation that is least dangerous as a threat to external portions of the body but is very dangerous if ingested or inhaled is
Alpha
A ______ is a release that is the result of a broken or damaged valve that may last from several seconds to several minutes, depending on the size of the opening, type of container, and nature of contents.
Rapid Relif
Vesicants/blister agents, such as nitrogen mustard, would fall under which UN/DOT hazard class and division?
6.1
_________ is the difference between the Upper Flammable Limits and the Lower Flammable Limits of a gas/vapor
Flammable (explosive) range
_____ radiation is commonly used in commercial and industrial operations.
Neutron
Caustic soda and potassium hydroxide are examples of
Bases
One type of hazard material that may be shock sensitive is
Organic peroxide
What is the first tactical priority to consider during a Haz Mat incident
Rescue
The primary hazard to responders rescuing victims in the vicinity of a fire involving products of hazard Class 1 are
Explosion
____ is a defensive method of controlling a hazard material spill by applying a material that will soak up and hold or absorb the spill
absorption
Actions to be taken to confine a product release to a limited area, performed remotely, are considered to be what?
Defensive stratageis
What are considerations when setting up an emergency decontamination area?
Surface material
Location of water supply
Accessibility
The zone where contamination has occurred or has the potential to occur and requires established entry and exit control points is known as the _____ zone
Hot
Each Individual reporting to only 1 supervisor is known as:
Unity of Command
There is no assurance that once decontamination of chemical protective clothing is complete, ____ has ceased
permeation
