HAZMAT CDL PRACTICE TEST - OHIO
11.
Which of the following is true? If a HazMat is a Poison Inhalation Hazard:
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a POISON INHALATION HAZARD placard must be used in addition to other placards.
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the material will have special requirements for shipping papers.
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All of the above.
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12.
The power unit of placarded vehicles must have a fire extinguisher with a UL rating of _______ or more.
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10 B:C
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15 B:C
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10 A:B
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13.
Letting air out of hot tires:
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will cool the tires down.
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will help relieve the extra pressure.
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should not be done, because the pressure will be too low when the tires cool off.
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14.
Do not smoke within ______ of a placarded cargo tank used for explosives, flammable liquids or flammable solids.
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50 feet
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25 feet
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12 feet
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15.
What is a safe haven?
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An approved place for parking unattended vehicles loaded with explosives.
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A place where hazardous materials can be safely dumped.
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The storage container tank where hazardous materials must be stored.
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16.
Some packages of radioactive materials bear a number called the "transport index", which tells:
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how the package was sealed.
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the weight of the package.
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the degree of control needed during transportation.
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17.
How many reflective triangles/emergency reflectors should you carry?
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3
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4
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2
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18.
You should flash your brake lights to warn drivers behind you when:
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you see a hazard that will require slowing down.
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you see a bus stops in the roadway ahead to unload passengers.
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All of the above.
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19.
When more cargo is piled up in a truck, the center of gravity moves:
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closer to the ground.
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higher up from the road.
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to the left side of the truck.
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20.
ABS:
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helps you avoid wheel lock up.
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makes it easier to break.
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allows the wheels to lock up.
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