1.
A ____________ is any material that poses an unreasonable risk of damage or injury to persons, property, or the environment if not properly controlled during handling.
Correct Answer
A. Hazardous material
Explanation
Hazardous materials are those that present a risk of injury to people.
2.
Which of the following is typical information found on a material safety data sheet (MSDS)?
Correct Answer
D. All of the above
Explanation
These are all examples of information found on MSDS.
3.
Tech A says toxic dust is any dust that contains fine particles that could be harmful to humans or the environment. Tech B says it is a good idea to avoid all dust if possible, whether it is classified as toxic or not. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
If something is toxic, it is said to have the same effect as poison. If it can be avoided, that is the best course of action.
4.
Which of the following is a source of toxic dust from a vehicle?
Correct Answer
C. Both A and B
Explanation
Both of these parts have very similar materials, and as a result, each can be toxic.
5.
Superficial burns, or ___________________, show reddening of the skin and damage to the outer layer of skin only.
Correct Answer
A. First-degree burns
Explanation
Superficial is defined as being at or near the surface. First-degree burns are the least serious of the three.
6.
Which of the following is used to remove an object from the eye area?
Correct Answer
C. Both A and B
Explanation
If it can safely be removed, getting an object from the eye with either of the above is acceptable.
7.
Which of the following is NOT a recommended practice for lifting an object?
Correct Answer
C. Bend over the object with straight legs.
Explanation
Bending over the object with straight legs is not a recommended practice for lifting an object because it puts excessive strain on the lower back and increases the risk of injury. Instead, it is recommended to bend the knees to lower the body, which helps to engage the leg muscles and maintain a stable position. Placing the feet about shoulder width apart also provides a solid base of support for lifting. Therefore, the correct answer is bending over the object with straight legs.
8.
Which of the following types of jewelry is always safe for technicians to wear while on the job?
Correct Answer
D. None of the above
Explanation
No jewelry should be worn while working on vehicles.
9.
________________ can be worn instead of a welding mask when using or assisting a person using an oxyacetylene welder.
Correct Answer
B. Gas welding goggles
Explanation
Welding goggles will also provide the level of protection needed when welding and a mask is unavailable.
10.
Tech A says gasoline and kerosene are typical cleaning agents used to clean hands of grease and other automotive chemicals. Tech B says gasoline and kerosene should never be used to clean hands or any part of a human body. Who is correct?
Correct Answer
B. Tech B
Explanation
Gasoline and kerosene are fuels. They should be burned, not used as a cleanser.
11.
Tech A says the most common type of eye protection is a pair of safety glasses, which must have “Z87” marked on the lens and frame. Tech B says tinted safety glasses are designed to be worn outside in bright sunlight conditions. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
Z87 is the standard used to properly protect our eyes in the shop. Tinted safety glasses are designed to be used outside and only clear lens should be worn in the shop.
12.
Tech A says the light from a welding arc is very bright and contains high levels of ultraviolet radiation. Tech B says the lenses on tinted sunglasses have heavily tinted glass to reduce the intensity of the light from the welding tip, allowing you to see the task you are performing more clearly. Who is correct?
Correct Answer
A. Tech A
Explanation
Welding creates a very intense light and special safety equipment is needed to protect you. Your eyes will be damaged from intense lighting if only tinted safety glasses are worn while welding.
13.
Tech A says work clothing should be clean and loose enough for movement. Tech B says work clothing should be flame-retardant. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
Both natural movement and flame retardation provide some protection in the shop.
14.
Tech A says you may need two types of eye protection for some tasks. Tech B says that before starting work, you should remove all jewelry and watches and make sure your hair is contained. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
There is more than one kind of safety risk for your eyes, and each requires its own safety equipment. Jewelry and watches preset their own safety risks when working in the shop.
15.
Tech A says you should not remove embedded objects that cause bleeding. Tech B says bleeding can be internal or external. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
Removing embedded objects normally causes more harm than good, and bleeding can happen from both the inside, and outside of the body.