HAZMAT Practice tests

To which outward indicators should responders be alert during a suspected terrrorist event

-strong chemical odors w/o apparent reason -unexplained patterns of illness or death -unusual containers that are out of place with the surroundings

If a hazardous material incident involves a leaking flammable substance, the first responders should immediately remove all

Ignition sources

The individual responsible for establishing and managing the overall plan, developing an organizational structure, and allocating reasources best describes the:

Incident commander

A common characteristic of cylinders is

Relief valves

Chemicals that are classified as ____can cause a severe allergic reaction

Sensitizers

Determining whether a vapor will rise or fall is commonly referred to as :

Vapor dispersion

In the NFPA 704 system reactivity is what color

Yellow

A tractor trailer hauling a tanker containing gasoline should display a placard with the UN designation of

1203 flammable

The number ___ would be shown in the flammability quadrant of the NFPA 704 system for a material that must be moderately heated before ignition can occur an on which water spray may be used to extinguish a fire

2

Given the 2000 edition of the emergency response guidebook, the table of isolation distances, defines a "small spill" as a spill of up to ____ from a leaking package

55 gallons

A substance that spontaneously releases ionizing radiation would be labeled a ____ hazard classification under the UN labeling system

7

The NFPA lists ____ as the standard for identifying fire hazards of materials at fixed facilities

704

____ interfere with O2 exchange during normal respiration

Asphyxiants

On cargo tanks, emergency remote shut of devices are usually located

At the front of the truck on the driver's side

Self contained breathing apparatus and supplied air respirators are 2 types of:

Atmosphere supplied devices

To obtain hazard and response information a firefighter can contact the manufacturer using:

CAMEO

Emergency centers such as ____ are principal agencies providing immediate technical assistance to an emergency responder

CHEMTREC

One of the factors that can change the evacuation area is:

Change in wind direction

Federal agencies may be contacted and authorized for assistance at a terrorist activity by:

Claiming a presidential declaration

Backup personnel should be advised of the incident action plan and position in the ____ zone

Cold

When an operations section has not been staffed, staging reports to:

Command

Diversion diving and retention are all techniques used in:

Confinement

A recon team is sent to observe a tank truck that has rolled over. The team report that the vehicle is an MC 312. The container most probably contains a:

Corrosive liquid

A carboy may be used for containing

Corrosives

Exposure to ____ materials may cause freeze burns and frostbite

Cryogenic

_____ is designed to remove immediately those contaminates that pose immediate threat to life

Emergency Decon

Whenever situations are encountered that have caused or immediately could cause injuries to emergency response personnel, the term ____ should precede the radio transmission

Emergency traffic

A common hazard with cylinders involved with fire is

Explosions

Chemicals with specific gravities greater than one tend to float on water

False

Common hazardous materials stored in non bulk packages referred to as bags are:

Fertilizers

In the UN/DOT marking system, hazard class 3 includes:

Flammable liquids

The minimum temperature at which liquid gives off sufficient vapors to form an ignitable mixture with air near the surface is called the ___ point

Flash point

The DOT placarding system requires a vehicle carrying non flammable compressed gas to display a placard colored

Green

On a placard the number at the bottom of the diamond indicates

Hazard class

Substances or materials in quantities or forms that may pose an unreasonable risk to health, safety, or property when transported, stored, or used in commerce is the definition of a

Hazardous material

Placard with a white background with a number 6 indicated the substance is considered

Highly toxic

"people inside a build should remain inside until the danger passes" is describing:

In-place protection

The UN hazard class 6 includes all of the following except

Infectious substances

The general routes of entry for human exposure to hazardous materials are:

Inhalation, ingestion, absorption, and injection

The safety officer notices a critical emergency condition at an incident. The safety officer should

Intervene or notify IC for corrective action

All of the following statements about emergency decontamination are true except:

It removes the treat of secondary contamination

Which of the following is NOT a characteristic of AFF

It should be plunged in fuels

Under fire conditions, indicators preceding a rupture of a compressed gas tank may include any /all of the following EXCEPT:

Leakage of the hazardous material

The highest level of respiratory protection is needed but lesser chemical protection is required for the skin best defines level___ protection

Level B

Who is responsible for requesting additional resources at a hazardous materials incident?

Logistics

Pressure facility tanks are divided into 2 categories:

Low and high pressure

A tank carrier designed to haul various chemicals whose pressures DO NOT exceed 4o psi at 70F would be an

MC 307/ DOT 407

Local emergency response personnel can avoid considerable confusion if the ____ is utilized in preincident planning

MSDS

The DOT hazard class 2 includes

Non flammable gases

Some materials can become explosive as they age. One example of this type of material is:

Organic peroxide

A placard with 5.1, a yellow back an open circle with flames is a(n)

Oxidizer

A ____ sounds often occurs when metal has been softened by high heat and pressure

Pinging

____ is placed on highway transport vehicles to identify the contents

Placard

If a rail car had a cylindrical tank with rounded ends and a covered dome containing all the fittings, it would be classified as a ____ rail car

Pressure tank

During an incident involving a train you should look for the shipping papers in any of the following except

Rail cars carrying the products

To protect themselves and others, first responders must be able to make a proper assessment. Which of the following is the MOST IMPORTANT part of assessment is:

Recognizing the presence of hazardous materials

In the NFPA 704 system of identification, the diamond shaped placard used for fire hazard is always colored

Red

The NFPA 704 system indicates a:

Relative risk

One of the symptoms of poisonous gases such as chlorine and anhydrous ammonia is severe irritation to the _____ system

Respiratory

When considering personnel protection remember that the most common route of exposure for an emergency responder is:

Respiratory system

A product that is heavier than water and sinks when placed in water is an example of

Specific gravity

____ is the ratio of the weight of a volume of liquid to the weight of an equal volume of water, with water having a value of 1.0

Specific gravity

The concentration that should NEVER be exceeded is called:

TLV-C

Which of the following exposure valves could be repeated a maximum of four times daily for 15 minutes with a 60 minutes rest period between exposures for an 8 hour work day

TLV-STEL

Which of the following is a characteristic of protein foams?

They are designed for hydrocarbon fires only

The chemicals listed int highlighted type in the ERG were selected because

They present a toxic Inhalation hazard

The most effective personal protection principle for responders involved with B-NICE materials are

Time, distance, and shielding

Which of the following is not a required signal word on a pesticide label?

Toxic

A chemical with a vapor density greater than one will tend to collect in low and below grade places

True

Which of the following is NOT an example of a pressure facility tank?

Underground storage

Each individual reporting to only one supervisor defines

Unity of command

When utilizing the safety showers at an industrial facility, the firefighter should:

Verify where the run off goes

Cryogenic liquids are those which exist at:

—150F

A level 2 incident that is beyond the normal capabilities of the first responder having jurisdiction ay require a response from:

A hazardous material response team

In level 1 incidents, the response team should be able to deal with

A natural gas leak in a building

The primary hazard of an oxidizer is its ability to

Accelerate combustion

A person who is repeatedly exposed to a chemical may develop:

Acute health hazard

CHEMTREC/CANUTEC can usually provide all of the following information EXCEPT:

Advice on remediation contractors

Respiratory protective equipment should be cleaned and inspected:

After each use

The type of hazardous material identification method for shipping some products over 1001 pounds is the:

DOT system

A rail car with a stenciled name on its side is generally a:

Dedicated car

There is specific information given on pipeline markers. Of the information given which is not required on a pipeline marker?

Destination of the product

If a container is unable to adapt to applied stress, it will breach. An opening commonly associated with a BLEVE is called:

Runaway cracking

The person who advises the incident commander of existing or potentially unsafe conditions, monitoring conditions of personnel, and compliance with standard operating procedures is the:

Safety officer

The tactical response to a hazardous materials incident is usually divided into management functions referred to as:

Sectors/groups

In using the various clues for detecting the presence of hazardous materials, the use of ___ would be considered the MOST dangerous

Sense of smell

Responders can contact the shipper directly from the emergency contact number on the:

Shipping papers

Which of the following is an appropriate application of high-expansion foam

When flooding a large area with foam

The DOT placarding system requires a vehicle carrying over 1001 pounds of corrosive to display a ____ placard

White over black