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PRO BOARD HAZMAT TECH ACTUAL
EXAM PREP 2026 ALL QUESTIONS AND
CORRECT DETAILED ANSWERS |
ALREADY A GRADED| NEW AND
REVISED
Role of the Hazmat Tech? - ANSWER- Individuals who respond in an
offensive mode to stop releases of potential releases.
What or how many resources should be used to survey and incident? -
ANSWER- The data collected should be verified using multiple/other
resources available to the responder.
What are the determinants for non-bulk containers? - ANSWER-
Capacity and packaging.
What are Carboys? - ANSWER- Non-bulk containers that do not exceed
20 gallons and are encased in outer protective packaging.
What are Cylinders? - ANSWER- Non-Bulk container with a valve and
pressure relief devices in the for of relief valves, rupture disks, or fusible
plugs.
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What are the two types of Drums/barrels? - ANSWER- Open or closed
head.
What are the plugs that close drums called? - ANSWER- Bungs.
What are the 9 hazard classes? - ANSWER- 1.Explosives
2. Gases
3. Flammable liquids
4. Flammable solids
5. Oxidizing
6. Toxic and infectious
7. Radioactive
8. Corrosives
9. Miscellaneous
What are drums used to contain? - ANSWER- Both liquid and solid
hazards.
What is an IBC? - ANSWER- Intermediate Bulk Containers.
Maximum internal pressure of ton container? - ANSWER- 500psi
Examples of what Ton containers hold? - ANSWER- Chlorine,
Phosgene, ammonia
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Capacity of intermediate bulk containers (IBC)? - ANSWER- 5000
pounds
Example of what Intermediate bulk containers hold? (IBC) - ANSWER-
Caustic Powders
Possible contents of portable tanks/totes? - ANSWER- Syrup and
ketchup
What is the bottom discharge or a portable tank/tote? - ANSWER-
Quarter-turn ball valve, parallel position so open perpendicular is closed.
Characteristics of MC.306/DOT-406 - ANSWER- Low pressure, Oval
ends, underbelly outlets, rollover spill rails, example of cargo is
gasoline. Max capacity 9000 gallons
Wet load - ANSWER- Vehicle may have fuel in the bottom piping
MC 307/DOT 407 - ANSWER- Low pressure chemical tanks, MAC
capacity of 7000 gallons, flammable and corrosive liquids Max psi 40
MC 312/DOT 412 - ANSWER- Corrosive liquids Max capacity if 6000
gallons max psi of 50, round or horseshoe ends
PRO BOARD HAZMAT TECH ACTUAL
EXAM PREP 2026 ALL QUESTIONS AND
CORRECT DETAILED ANSWERS |
ALREADY A GRADED| NEW AND
REVISED
Role of the Hazmat Tech? - ANSWER- Individuals who respond in an
offensive mode to stop releases of potential releases.
What or how many resources should be used to survey and incident? -
ANSWER- The data collected should be verified using multiple/other
resources available to the responder.
What are the determinants for non-bulk containers? - ANSWER-
Capacity and packaging.
What are Carboys? - ANSWER- Non-bulk containers that do not exceed
20 gallons and are encased in outer protective packaging.
What are Cylinders? - ANSWER- Non-Bulk container with a valve and
pressure relief devices in the for of relief valves, rupture disks, or fusible
plugs.
,2|Page
What are the two types of Drums/barrels? - ANSWER- Open or closed
head.
What are the plugs that close drums called? - ANSWER- Bungs.
What are the 9 hazard classes? - ANSWER- 1.Explosives
2. Gases
3. Flammable liquids
4. Flammable solids
5. Oxidizing
6. Toxic and infectious
7. Radioactive
8. Corrosives
9. Miscellaneous
What are drums used to contain? - ANSWER- Both liquid and solid
hazards.
What is an IBC? - ANSWER- Intermediate Bulk Containers.
Maximum internal pressure of ton container? - ANSWER- 500psi
Examples of what Ton containers hold? - ANSWER- Chlorine,
Phosgene, ammonia
, 3|Page
Capacity of intermediate bulk containers (IBC)? - ANSWER- 5000
pounds
Example of what Intermediate bulk containers hold? (IBC) - ANSWER-
Caustic Powders
Possible contents of portable tanks/totes? - ANSWER- Syrup and
ketchup
What is the bottom discharge or a portable tank/tote? - ANSWER-
Quarter-turn ball valve, parallel position so open perpendicular is closed.
Characteristics of MC.306/DOT-406 - ANSWER- Low pressure, Oval
ends, underbelly outlets, rollover spill rails, example of cargo is
gasoline. Max capacity 9000 gallons
Wet load - ANSWER- Vehicle may have fuel in the bottom piping
MC 307/DOT 407 - ANSWER- Low pressure chemical tanks, MAC
capacity of 7000 gallons, flammable and corrosive liquids Max psi 40
MC 312/DOT 412 - ANSWER- Corrosive liquids Max capacity if 6000
gallons max psi of 50, round or horseshoe ends
