Chapter 3

Question 1

Drums

Answer 1

-Barrel-like nonbulk storage vessels
-Store a wide variety of substances
-55-gallon capacity is common
-Cardboard, polyethylene, stainless steel,
other materials

Question 2

Dewar Containers

Answer 2

• Hold cold liquids

* Designed to preserve temperature of liquid

Question 3

Bulk Storage Containers

Answer 3

• Over 119 gallons (liquid)
• More than 882 pounds (bulk)
• Include:
– Fixed tanks
– Highway cargo tanks
– Rail tank cars
– Totes

Question 4

Totes

Answer 4

• Intermediate bulk container (IBC )
• Capacity from 119 to 703 gallons
• Hazardous to ship and store

Question 5

Intermodal Tanks

Answer 5

-For both shipping and storage
-Hold between 5000 and 6000 gallons
-Pressurized or nonpressurized
-Can contain liquefied gases (cryogenic
liquids)

Question 6

MC-306/DOT 406 Flammable

Liquid Tanker

Answer 6

• Liquid food-grade products
• Gasoline
• Other flammable and combustible liquids
• 6000 to 10,000 gallons
• Nonpressurized
• Remote emergency shut-off valves

Question 7

MC-307/DOT 407

Answer 7

• Flammable liquids
• Mild corrosives
• Poisons
• 6000 to 7000 gallons

Question 8

MC-312/DOT 412 Corrosives

Tanker

Answer 8

• Smaller diameter than MC-306/DOT 406
or MC-307/DOT 407
• Capacity of approximately 6000 gallons
• Carries corrosives, such as:
– Concentrated sulfuric acid
– Phosphoric acid
– Sodium hydroxide

Question 9

MC-331 Pressure Cargo Tanker

Answer 9

• Carries materials such as ammonia,
propane, Freon, and butane
• 1000 to 11,000 gallons
• Explosion threat exists
– Spring-loaded relief valves unable to keep up
with rapidly building internal pressure

Question 10

MC-338 Cryogenic Tanker

Answer 10

• Maintains low temperatures for cryogens
• Vents puffs of white vapor (normal)
• Explosion hazard with incorrect valve
operation