1.
Which of the following is NOT a typical risk factor for fire when handling fuel systems in a shop?
Correct Answer
C. Replacing a fuel filler cap
Explanation
Replacing a fuel filler cap is not a typical risk factor for fire when handling fuel systems in a shop. The other options involve tasks that directly deal with fuel, such as replacing the fuel filter, removing a fuel tank sending unit, and draining a fuel tank. These tasks may involve the potential for fuel leakage or ignition sources, which can increase the risk of fire. However, replacing a fuel filler cap does not involve direct contact with fuel or any significant risk of fire.
2.
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
A hazardous material refers to any substance that, if not handled properly, can cause harm or damage to individuals, property, or the environment. It poses an unreasonable risk and requires careful control during handling to prevent accidents or negative consequences. The term "hazardous material" encompasses a wide range of substances that have the potential to cause harm, such as chemicals, gases, flammable materials, and toxic substances. It is important to follow proper protocols and safety measures when dealing with hazardous materials to ensure the well-being of everyone involved.
3.
True or False. The acronym for fire extinguisher use is PASS, which stands for Pull, Aim, Squeeze, and Sweep.
Correct Answer
A. True
Explanation
The explanation for the correct answer is that the acronym PASS does indeed stand for Pull, Aim, Squeeze, and Sweep, which are the four steps to correctly using a fire extinguisher. Pull refers to pulling the pin to break the tamper seal. Aim means aiming the nozzle at the base of the fire. Squeeze indicates squeezing the handle to discharge the extinguishing agent. And Sweep means sweeping the nozzle from side to side while aiming at the base of the fire to extinguish it.
4.
A ______________ contains detailed information about hazardous materials.
Correct Answer
B. Material safety data sheet
Explanation
A material safety data sheet (MSDS) contains detailed information about hazardous materials. It provides information about the physical and chemical properties of the material, potential hazards, safety precautions, handling and storage guidelines, emergency procedures, and more. MSDSs are essential for ensuring the safe handling, use, and disposal of hazardous materials in various settings such as workplaces, laboratories, and manufacturing facilities.
5.
Which of the following is typical information found on a material safety data sheet (MSDS)?
Correct Answer
D. All of the above
Explanation
A material safety data sheet (MSDS) typically includes information such as the revision date, hazardous ingredients, and fire and explosion data. The revision date is important as it indicates the most recent update of the MSDS. Hazardous ingredients are listed to inform users about the potentially harmful substances present in the material. Fire and explosion data provide crucial information about the material's flammability and potential hazards in case of a fire. Therefore, all of the options mentioned in the question are typical information found on an MSDS.
6.
Which of the following is a good practice when it comes to MSDS knowledge?
Correct Answer
C. Both A and B
Explanation
Refresh your knowledge of MSDS from time to time is a good practice because MSDS information can change over time due to new research or updated regulations. Consulting the MSDS for proper PPE is also a good practice as it ensures that you are using the correct personal protective equipment to minimize potential hazards and protect yourself from harmful substances. Therefore, both A and B are good practices when it comes to MSDS knowledge.
7.
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
Both Techs A and B are correct. Tech A is correct in stating that toxic dust refers to any dust that contains fine particles that could be harmful to humans or the environment. Tech B is also correct in suggesting that it is a good idea to avoid all dust if possible, regardless of whether it is classified as toxic or not. This is because even non-toxic dust can still cause respiratory issues or allergies in some individuals.
8.
Which of the following is a source of toxic dust from a vehicle?
Correct Answer
C. Both A and B
Explanation
Both drum brakes and manual transmission bell housings are sources of toxic dust from a vehicle. Drum brakes can produce toxic dust due to the friction between the brake shoes and the drum, which contains hazardous materials such as asbestos. Manual transmission bell housings can also generate toxic dust as a result of wear and tear on the clutch components. Therefore, the correct answer is Both A and B.
9.
Tech A says clutch linings and brake linings contain asbestos, which is very toxic. Tech B says airborne dust in the shop can cause breathing problems such as asthma and throat infections. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
Both Techs A and B are correct. Tech A is correct in stating that clutch linings and brake linings contain asbestos, which is indeed very toxic. Tech B is also correct in stating that airborne dust in the shop can cause breathing problems such as asthma and throat infections. Both statements highlight the potential health hazards associated with working with asbestos-containing materials and exposure to airborne dust in the shop environment.
10.
Which of the following can be inspected during a shop safety inspection?
Correct Answer
D. All of the above
Explanation
During a shop safety inspection, all of the above options can be inspected. Inspecting equipment ensures that it is in proper working condition and does not pose any safety hazards. Materials can be inspected to ensure they are stored properly and do not present any risks. Emergency exits should be inspected to ensure they are easily accessible and unobstructed in case of an emergency. Therefore, all three options - equipment, materials, and emergency exits - are important areas to be inspected during a shop safety inspection.
11.
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 burns, or first-degree burns, show reddening of the skin and damage to the outer layer of skin only. These burns are considered mild and typically heal within a week. They are characterized by pain, redness, and swelling, but do not result in blisters or open wounds. Treatment for first-degree burns usually involves applying cool water, aloe vera gel, or over-the-counter pain relievers to alleviate discomfort.
12.
Which of the following is used to remove an object from the eye area?
Correct Answer
C. Both A and B
Explanation
Both a clean cloth and a moistened cotton swab can be used to remove an object from the eye area. A clean cloth can be used to gently wipe away any foreign object or debris on the surface of the eye or eyelid. A moistened cotton swab can be used to carefully remove a small object that may be stuck in the eye, such as an eyelash or a piece of dust. Using both options together can provide a more thorough and effective method of removing an object from the eye area.
13.
Two students are discussing approaching the scene of an accident or emergency. Student A says make sure there are no other dangers, and assist only if it is safe to do so. Student B says you should check whether the victim is responsive and breathing. Who is correct?
Correct Answer
C. Both Students A and B
Explanation
Both Student A and Student B are correct. Student A is correct in emphasizing the importance of ensuring personal safety and assessing the situation for any other potential dangers before providing assistance. Student B is correct in highlighting the crucial initial steps of checking the victim's responsiveness and breathing, as these are key indicators of their condition and immediate medical needs. Both aspects are essential in approaching the scene of an accident or emergency effectively and providing appropriate assistance.
14.
Which of the following is NOT one of the three important rules of first aid?
Correct Answer
A. Leave the victim and run for help.
Explanation
The given answer, "Leave the victim and run for help," is not one of the three important rules of first aid because leaving the victim unattended can worsen their condition and potentially lead to further harm or even death. The three important rules of first aid are knowing what you must do, knowing what you must not do, and if you are unsure, sending for trained medical assistance. It is crucial to stay with the victim and provide immediate assistance until professional help arrives.
15.
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. This position puts excessive strain on the lower back and increases the risk of injury. Instead, it is recommended to bend your knees to lower your body, which helps to engage the leg muscles and maintain a stable position. Placing your feet about shoulder width apart also provides a solid base of support. By following these practices, you can minimize the risk of injury while lifting objects.
16.
Which of the following is a typical type of ventilation used in a shop?
Correct Answer
D. All of the above
Explanation
All of the above options (doors, windows, and exhaust extraction systems) are typical types of ventilation used in a shop. Doors and windows allow for natural airflow and circulation of fresh air, while exhaust extraction systems are designed to remove pollutants, fumes, and odors from the shop environment. Together, these ventilation methods help maintain a healthy and comfortable atmosphere for both customers and employees in the shop.
17.
True or False. Slip, trip, and fall hazards are present in the shop and can be caused by trash or liquid spills that are not quickly cleaned up or by tools and equipment left lying around.
Correct Answer
A. True
Explanation
Slip, trip, and fall hazards are common in shops and can be caused by various factors such as trash or liquid spills that are not promptly cleaned up, as well as tools and equipment left lying around. These hazards can lead to accidents and injuries if not properly addressed. Therefore, it is important to maintain a clean and organized shop environment to minimize the risk of slip, trip, and fall incidents.
18.
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
Technicians should not wear any type of jewelry while on the job as it can pose a safety risk. Dangling necklaces can get caught in machinery, rings can get stuck on objects or cause injury, and watches can also get caught in equipment. Therefore, none of the above options are safe for technicians to wear while working.
19.
________________ 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
Gas welding goggles are the correct answer because they are specifically designed to protect the eyes from the intense heat, sparks, and harmful radiation produced during oxyacetylene welding. Sunglasses may provide some protection from bright light but are not suitable for the specific hazards involved in welding. Safety goggles, while they may protect the eyes from some debris, do not provide the necessary protection against the heat and radiation. Therefore, gas welding goggles are the appropriate choice for eye protection when using or assisting with an oxyacetylene welder.
20.
True or False. It is easy to get hair caught in rotating machinery, such as drill presses or running engines, and it can happen very quickly.
Correct Answer
A. True
Explanation
It is easy for hair to get caught in rotating machinery such as drill presses or running engines, and this can happen very quickly. Hair can be pulled into the moving parts of the machinery, causing severe injury or even death. It is important to keep hair tied up or covered when working near rotating machinery to prevent accidents.
21.
Tech A says that in most cases even if a job requires a full face shield, it is typically an accepted practice to wear just safety glasses. Tech B says sunglasses can be used instead of a welding helmet when helping a person who is welding. Who is correct?
Correct Answer
D. Neither Tech A nor B
Explanation
Neither Tech A nor B is correct. Tech A's statement is incorrect because if a job requires a full face shield, it is not an accepted practice to wear just safety glasses. Tech B's statement is also incorrect because sunglasses cannot be used instead of a welding helmet when helping a person who is welding.
22.
Tech A says you should replace any protective clothing that is not in good condition, since it is no longer able to fully protect you. Tech B says shirts, pants, shoes, and gloves are all PPE. Who is correct?
Correct Answer
C. Both Techs A and B
Explanation
Both Tech A and Tech B are correct. Tech A is correct in stating that protective clothing should be replaced if it is not in good condition, as it may no longer provide full protection. Tech B is also correct in stating that shirts, pants, shoes, and gloves are all considered personal protective equipment (PPE). Therefore, both Tech A and Tech B are correct in their statements.
23.
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
Tech B is correct. Gasoline and kerosene should never be used to clean hands or any part of a human body. Both substances are highly flammable and can cause skin irritation, chemical burns, and other serious health hazards. It is important to use proper hand cleaning agents that are specifically designed for removing grease and automotive chemicals without posing a risk to personal safety.
24.
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
Both Techs A and B are correct. Tech A is correct in stating that the most common type of eye protection is a pair of safety glasses, which should have the "Z87" marking on the lens and frame. This marking indicates that the glasses meet the safety standards set by the American National Standards Institute (ANSI). Tech B is also correct in mentioning that tinted safety glasses are designed to be worn outside in bright sunlight conditions. These glasses provide protection from both impact and harmful UV rays.
25.
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
Tech A is correct. The light from a welding arc is indeed very bright and contains high levels of ultraviolet radiation. This is why welders wear protective gear such as welding helmets with darkened lenses to shield their eyes from the intense light and harmful UV rays. Tinted sunglasses, on the other hand, are not specifically designed for welding and may not provide adequate protection against the brightness and UV radiation emitted by a welding arc.
26.
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 Techs A and B are correct. Tech A is correct in saying that work clothing should be clean and loose enough for movement, as this ensures comfort and safety while working. Tech B is also correct in saying that work clothing should be flame-retardant, as this provides protection against potential fire hazards in certain work environments. Therefore, both factors are important and should be considered when choosing appropriate work clothing.
27.
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
Both Techs A and B are correct. Tech A is correct because certain tasks may require different types of eye protection, such as safety glasses and goggles. Tech B is correct because removing jewelry and watches and containing hair is important to prevent them from getting caught in machinery or causing other safety hazards while working. Therefore, both Techs A and B provide valid and important safety recommendations.
28.
Which of the following statements is NOT correct?
Correct Answer
B. A dirty shop is a safe shop.
Explanation
The statement "A dirty shop is a safe shop" is not correct because cleanliness is an important factor in maintaining a safe environment. A dirty shop can create hazards such as tripping over debris, obstructed pathways, or the spread of bacteria and germs. Keeping a shop clean and organized is essential for preventing accidents and ensuring the safety of workers and customers.
29.
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
Both Tech A and Tech B are correct. Tech A is correct in stating that embedded objects that cause bleeding should not be removed. Removing these objects can worsen the bleeding or cause further damage. Tech B is correct in stating that bleeding can be internal or external. Internal bleeding refers to bleeding that occurs inside the body, while external bleeding refers to bleeding that occurs outside the body.
30.
Tech A says it is your duty to fight a fire to the death to save property. Tech B says do not fight a fire unless you can do so safely. Who is correct?
Correct Answer
B. Tech B
Explanation
Tech B is correct because it is important to prioritize personal safety when dealing with a fire. Fighting a fire should only be done if it can be done safely, as risking one's life to save property is not worth it.