HAZMAT TECH COURSE (FINAL REVIEW
CHALLENGE) WITH ALL POSSIBLE
QUESTIONS AND DETAILED CORRECT
ANSWERS/A GRADE
Identify a prerequisite for becoming certified as a hazardous materials technician?
- ANSWER Be certified at the Operations level
How to know the amount of lading in an MC-306/DOT-406 - ANSWER use a
dipstick
The capacity of a nonpressure cargo tank (MC-306/DOT-406) is approximately -
ANSWER 2,000 - 10,000 gallons
All of the following can be transported in an MC-331 EXCEPT (*a.* liquid argon
*b.* butadiene *c.* anhydrous ammonia *d.* liquefied petroleum gas) - ANSWER
a. liquid argon
You have been called to the scene of a leaking intermodal tank container. The
information/research leader has asked you to identify the tank's capacity. The
area of this tank container's markings you should look at to find this information is
- ANSWER the MAX PAYLOAD part
The type of FBIC that are pre-formed from flexible material such as polypropylene
and used to hold bulk solids - ANSWER bulk bags
,All of the following statements are TRUE about the tote containers EXCEPT (*a.*
they hold from 300 to 400 gallons *b.* they may be stacked with forklifts *c.* they
commonly contain flammable liquids and solids *d.* they are filled from the
bottom) - ANSWER d. they are filled from the bottom
Identify TWO ways to determine the pressure of a railroad tank car - ANSWER 1.
read a pressure gauge attached to the sample line
2. examine the specification markings
One way to determine the amount of lading remaining in a liquid facility tank -
ANSWER use a magnetic gauge
TWO methods for determining the pressure in facility containers are - ANSWER 1.
fixed pressure gauges/meters
2. attaching a portable pressure gauge
The only material that could be transported through a pipeline whose marker
describes the materials transported as "petroleum products" can only transport
one of these materials (*a.* butadiene *b.* kerosene *c.* nitrogen *d.*
anhydrous ammonia) - ANSWER b. kerosene
Some products are allowed to ___________________ as they travel one after
another through the same liquid pipeline - ANSWER co-mingle
Example of a material found in a type B radiation container - ANSWER high level
spent fuel from a nuclear power plant
,The packaging of radioactive materials such as the radiopharmaceuticals used in
medicine and research could be transported in this type of radiation container
that can look like a cardboard box - ANSWER Type A radiation container
Strong, tight packages are designed to transport radioactive materials with
_______________________ - ANSWER low radioactivity (such as natural uranium
and rubble from nuclear reactors and are packaged in steel, wood, or fiberboard)
The physical state that is easiest to control during a HazMat release is a - ANSWER
solid
All of the following could be miscible in water EXCEPT (*a.* hydrogen peroxide
*b.* iron filings *c.* skim milk *d.* ethyl alcohol) - ANSWER b. iron filings
Identify TWO equivalents of 3% reading of hydrogen sulfide in air - ANSWER 1.
30,000 ppm
2. 30,000,000 ppb
The concentration of a material in air that, on the basis of laboratory tests
(inhalation route), is expected to kill 50% of a group of test animals when
administered in a specific period is known as - ANSWER LC50
If worn correctly, full protective clothing, including positive pressure self-
contained breathing apparatus, will always protect you from - ANSWER alpha
radiation
, A rail car carrying chemicals manufactured in Canada has derailed in north Texas.
You have a waybill number for that chemical. The emergency response center that
you should contact is - ANSWER CHEMTREC
During a HazMat incident, you should use at least _______ sources of data in
order to make safe and conservative comparisons between data - ANSWER 3
All of the following factors may limit how well the CGI %LEL meter works, EXCEPT
(*a.* oxygen concentration *b.* chlorinated hydrocarbons *c.* catalyst poisons
*d.* flammable vapors) - ANSWER d. flammable vapors
Responders accidentally left a box of detector tubes in the sun for four hours. The
ambient temperature is 95ºF (35ºC). Responders are now arguing over whether
the tubes can still be used. What would you suggest? - ANSWER Light and high
temperatures accelerate chemical decomposition; the tubes are ruined and
cannot be used.
The steps to take before using a direct reading instrument (6 step process) -
ANSWER 1. Inspect the physical condition of the instrument
2. Check the battery
3. Check the alarm
4. Allow the meter to return to background readings
5. Calibrate the instrument
6. Add attachments and then check for leaks
Months ago, based on your monitoring results, the Incident Commander
responded to a chlorine gas release by evacuating a manufacturing plant. Now,
the president of the company has contacted a lawyer, claiming that the
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