HAZMAT TECHNICIAN EXAM
QUESTIONS WITH CORRECT DETAILED
ANSWERS
A fire protection system will impact the behavior of hazardous products and their
containers by:
A. providing early notification of potential problems, allowing the HazMat team to initiate
control actions before the incident gets worse.
B. reducing the danger to surrounding containers and the chance of tank failure by
removing the released materials.
C. applying fire extinguishing agents in the initial stages of an incident and cooling
support structures and nearby containers.
D. controlling the contaminated area and preventing boilover and the mixing of a
material with other products. - Answer-C
When you are evaluating risks, information that will help you in predicting the dispersion
pattern is available from:
A. computer models (e.g., CAMEO, ALOHA).
B. the NIOSH Pocket Guide to Chemical Hazards.
C. the Fire Protection Guide to Hazardous Materials.
D. the Emergency Response Guidebook (ERG). - Answer-A
All of the following are types of damage that a tank car or tank truck could incur
EXCEPT for a:
A. slit.
B. crack.
C. gouge.
D. score. - Answer-A
Identify a prerequisite for becoming certified as a hazardous materials responder at the
Technician-level.
A. select a specialty area for additional training
B. be certified to the Operations-level
C. complete a 12-hour internship based on NFPA 472
D. be able to don and doff all levels of personal protective clothing within a specified
amount of time
Submit - Answer-B
vTo determine the liquid level in an MC-331:
A. check the specification plate.
B. look at the internal pressure gauge.
C. check the shipping papers. - Answer-B
,The type of cargo tank truck that can be used to transport ammonium nitrate fertilizer is
the:
A. dry bulk cargo tank.
B. cryogenic liquid cargo tank (MC-338).
C. low pressure cargo tank (MC-307/DOT-407).
D. nonpressure cargo tank (MC-306/DOT-406). - Answer-A
All of the following statements are TRUE about tote containers EXCEPT:
A. they are filled from the bottom.
B. they may be stacked with forklifts.
C. they commonly contain flammable liquids and solids.
D. they hold from 300 to 400 gallons.
Submit - Answer-A
A facility storage tank with a roof that floats on the surface of the liquid and moves up
and down depending on the liquid's level is known as a:
A. lifter roof tank
B. floating roof tank
C. vapordome roof tank
D. horizontal tank - Answer-B
A cylindrical tank sitting on legs, blocks, content pads, or something similar, typically
constructed of steel with flat ends is a:
A. open top floating roof tank
B. horizontal tank
C. vapordome roof tank
D. atmospheric underground storage tank - Answer-B
Some products are allowed to ________________ as they travel one after another
through the same liquid pipeline.
A. coexist
B. conjoin
C. co-mingle
D. intermingle - Answer-C
The procedure to shut down a pipeline is to:
A. close any loose or open valves and fittings; then check the pre-incident plan.
B. close any loose or open valves and fittings; then call the pipeline owner.
C. check the pre-incident plan; then close any loose or open valves and fittings.
D. contact the owner and follow the instructions given by pipeline personnel. - Answer-D
Industrial packages are designed to transport radioactive materials with:
A. extremely low levels of radioactivity and are packaged in fiberboard boxes, sturdy
wooden boxes, or steel crates.
, B. higher concentrations of radioactivity and are packaged with an inner containment
vessel surrounded by an outer container.
C. low concentrations, that are considered to be a limited threat to the public, and are
packaged in glass or concrete.
D. low radioactivity such as natural uranium and rubble from nuclear reactors and are
packaged in steel, wood, or fiberboard. - Answer-C
Casks are designed to transport radioactive materials with:
A. extremely low levels of radioactivity and are packaged in fiberboard boxes, sturdy
wooden boxes, or steel crates.
B. higher concentrations of radioactivity and are packaged with an inner containment
vessel surrounded by an outer container.
C. low concentrations, that are considered to be a limited threat to the public, and are
packaged in glass or concrete.
D. low radioactivity such as natural uranium and rubble from nuclear reactors and are
packaged in steel, wood, or fiberboard.
Submit - Answer-D
When referring to the flammable range, if the air mixture is too lean for a substance to
burn, the condition is said to be:
A. above the ignition ratio.
B. between the lower and upper explosive limits.
C. above the upper explosive limit.
D. below the lower explosive limit. - Answer-D
All of the following could be miscible in water EXCEPT:
A. ethyl alcohol.
B. hydrogen peroxide.
C. iron filings.
D. skim milk. - Answer-C
Identify the TRUE statement about the difference between acute and chronic toxic
effects.
A. Acute effects are those related to target organs; chronic effects are related to signs
and symptoms.
B. Acute effects happen because of one exposure; chronic effects may be the result of
one or many exposures.
C. Acute effects are more severe than chronic effects.
D. Acute effects can kill you; chronic effects can't. - Answer-B
If worn correctly, full protective clothing, including positive pressure self -contained
breathing apparatus, will always protect you from:
A. neutron radiation.
B. alpha radiation.
C. beta radiation.
D. gamma radiation. - Answer-B
QUESTIONS WITH CORRECT DETAILED
ANSWERS
A fire protection system will impact the behavior of hazardous products and their
containers by:
A. providing early notification of potential problems, allowing the HazMat team to initiate
control actions before the incident gets worse.
B. reducing the danger to surrounding containers and the chance of tank failure by
removing the released materials.
C. applying fire extinguishing agents in the initial stages of an incident and cooling
support structures and nearby containers.
D. controlling the contaminated area and preventing boilover and the mixing of a
material with other products. - Answer-C
When you are evaluating risks, information that will help you in predicting the dispersion
pattern is available from:
A. computer models (e.g., CAMEO, ALOHA).
B. the NIOSH Pocket Guide to Chemical Hazards.
C. the Fire Protection Guide to Hazardous Materials.
D. the Emergency Response Guidebook (ERG). - Answer-A
All of the following are types of damage that a tank car or tank truck could incur
EXCEPT for a:
A. slit.
B. crack.
C. gouge.
D. score. - Answer-A
Identify a prerequisite for becoming certified as a hazardous materials responder at the
Technician-level.
A. select a specialty area for additional training
B. be certified to the Operations-level
C. complete a 12-hour internship based on NFPA 472
D. be able to don and doff all levels of personal protective clothing within a specified
amount of time
Submit - Answer-B
vTo determine the liquid level in an MC-331:
A. check the specification plate.
B. look at the internal pressure gauge.
C. check the shipping papers. - Answer-B
,The type of cargo tank truck that can be used to transport ammonium nitrate fertilizer is
the:
A. dry bulk cargo tank.
B. cryogenic liquid cargo tank (MC-338).
C. low pressure cargo tank (MC-307/DOT-407).
D. nonpressure cargo tank (MC-306/DOT-406). - Answer-A
All of the following statements are TRUE about tote containers EXCEPT:
A. they are filled from the bottom.
B. they may be stacked with forklifts.
C. they commonly contain flammable liquids and solids.
D. they hold from 300 to 400 gallons.
Submit - Answer-A
A facility storage tank with a roof that floats on the surface of the liquid and moves up
and down depending on the liquid's level is known as a:
A. lifter roof tank
B. floating roof tank
C. vapordome roof tank
D. horizontal tank - Answer-B
A cylindrical tank sitting on legs, blocks, content pads, or something similar, typically
constructed of steel with flat ends is a:
A. open top floating roof tank
B. horizontal tank
C. vapordome roof tank
D. atmospheric underground storage tank - Answer-B
Some products are allowed to ________________ as they travel one after another
through the same liquid pipeline.
A. coexist
B. conjoin
C. co-mingle
D. intermingle - Answer-C
The procedure to shut down a pipeline is to:
A. close any loose or open valves and fittings; then check the pre-incident plan.
B. close any loose or open valves and fittings; then call the pipeline owner.
C. check the pre-incident plan; then close any loose or open valves and fittings.
D. contact the owner and follow the instructions given by pipeline personnel. - Answer-D
Industrial packages are designed to transport radioactive materials with:
A. extremely low levels of radioactivity and are packaged in fiberboard boxes, sturdy
wooden boxes, or steel crates.
, B. higher concentrations of radioactivity and are packaged with an inner containment
vessel surrounded by an outer container.
C. low concentrations, that are considered to be a limited threat to the public, and are
packaged in glass or concrete.
D. low radioactivity such as natural uranium and rubble from nuclear reactors and are
packaged in steel, wood, or fiberboard. - Answer-C
Casks are designed to transport radioactive materials with:
A. extremely low levels of radioactivity and are packaged in fiberboard boxes, sturdy
wooden boxes, or steel crates.
B. higher concentrations of radioactivity and are packaged with an inner containment
vessel surrounded by an outer container.
C. low concentrations, that are considered to be a limited threat to the public, and are
packaged in glass or concrete.
D. low radioactivity such as natural uranium and rubble from nuclear reactors and are
packaged in steel, wood, or fiberboard.
Submit - Answer-D
When referring to the flammable range, if the air mixture is too lean for a substance to
burn, the condition is said to be:
A. above the ignition ratio.
B. between the lower and upper explosive limits.
C. above the upper explosive limit.
D. below the lower explosive limit. - Answer-D
All of the following could be miscible in water EXCEPT:
A. ethyl alcohol.
B. hydrogen peroxide.
C. iron filings.
D. skim milk. - Answer-C
Identify the TRUE statement about the difference between acute and chronic toxic
effects.
A. Acute effects are those related to target organs; chronic effects are related to signs
and symptoms.
B. Acute effects happen because of one exposure; chronic effects may be the result of
one or many exposures.
C. Acute effects are more severe than chronic effects.
D. Acute effects can kill you; chronic effects can't. - Answer-B
If worn correctly, full protective clothing, including positive pressure self -contained
breathing apparatus, will always protect you from:
A. neutron radiation.
B. alpha radiation.
C. beta radiation.
D. gamma radiation. - Answer-B
