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MC-306/DOT 406 flammable liquid tanker ✔Correct Answer-Carries food grade products,
gasoline, or other flammable and combustible liquids. It is oval shaped and can carry between
6K and 10K of product. Non pressurized, working pressure is between 2.65 psi and 4 psi.
Aluminum/stainless steel, full rollover protection and remote shut off valve.
MC-307/DOT 407 chemical hauler ✔Correct Answer-It has a round (uninsulated) or horse
shoe (insulated) shaped tank and can hold 6K to 7K. Transports flammable liquids, mild
corrosives, and poisons. Has a higher internal working pressure up to 35 PSI. rubber lining to
prevent corrosion.
MC-312/DOT 412 corrosives tanker ✔Correct Answer-Commonly used to carry corrosive such
as concentrated sulfuric acid, phosphoric acid, and sodium hydroxide. Has reinforced rings
around the tank. Operates at approximately 15 to 25 psi and holds approximately 6K gallons.
MC-331 pressure cargo tanker ✔Correct Answer-Carries ammonia, propane, Freon, butane.
Liquid volume in the tank varies ranging from 1000 to 11,000 gallons. Has rounded ends, typical
of a pressurized vessel and is commonly constructed a steel or stainless steel with a single tank
compartment operates at approximately 300 psi with internal working pressure of 250 psi
MC-338 cryogenic tanker ✔Correct Answer-Operates like Dewar container. Low pressure to
insulate low temps needed for the cryogens carried. Boxlike controls structure on rear of tanker.
Tube trailers carry: ✔Correct Answer-Compressed gases ex: hydrogen, oxygen, helium, and
methane.
Dry Bulk Cargo Tank ✔Correct Answer-Carries: bulk good such as powders, pellets, fertilizers
or green. Or not pressurized. V-shaped with rounded sides that funnel out the contents.
Placards and labels on a storage container are intended to: ✔Correct Answer-Diamond
shaped, identify hazardous materials and levels
Red blue yellow white ✔Correct Answer-Flammability, health, radioactivity, special
instructions
MSDS stands for ✔Correct Answer-Material Safety Data Sheet
air bill ✔Correct Answer-Air transport
Waybill ✔Correct Answer-Shipping papers for trains
, Dangerous cargo manifest ✔Correct Answer-Shipping papers on a marine vessel
bill of lading ✔Correct Answer-Road and highway
CHEMTREC ✔Correct Answer-Chemical Transportation Emergency Center
Have info:
Name of chem
Name of caller and contact info
Location of incident
Container type
Railcar or vehicle markings or numbers
Shipping carriers name
Recipient of material
Local conditions
CANUTEC <Canadian version
TLV/STEL ✔Correct Answer-Threshold limit value/short-term exposure limit. Maximum
concentration of hazmat that a person can be exposed to in 15 minute intervals up to four times
a day without experiencing irritation or chronic or irreversible tissue damage.
TLV/TWA ✔Correct Answer-Threshold limit value/time weighted average. Maximum airborne
concentration of a material that a worker can be exposed to for eight hours a day 40 hours a
week with no Ill effects.
TLV/C ✔Correct Answer-Threshold limit value/ceiling. Is the maximum concentration of a
hazardous material that a worker should not be exposed to even for an instant
Threshold limit value/skin ✔Correct Answer-Indicates a direct or airborne contact with the
material could result in possible and significant exposure from observed in through the skin
mucous membranes and eyes.
Recommended Exposure Limit (REL) ✔Correct Answer-Established by NIOSH.
IDLH stands for? ✔Correct Answer-Immediately Dangerous to Life and Health
Permissible Exposure Limit (PEL) ✔Correct Answer-Established standard limit of exposure to a
haz mater.
TLV = ✔Correct Answer-threshold limit value, when it begins to affect a person
Alpha particles are ✔Correct Answer-Least harmful. Can be blocked by fabric (PPE)
Beta particles ✔Correct Answer-Can be blocked by door