1.
Eye protection must be used to:
Correct Answer
C. Prevent flying particles, sawdust, foreign objects or corrosive substances from entering your eyes.
Explanation
Eye protection must be used to prevent flying particles, sawdust, foreign objects, or corrosive substances from entering your eyes. This is important because these substances can cause serious damage to the eyes and potentially lead to vision loss or other eye injuries. Using eye protection such as safety glasses or goggles can create a barrier between the eyes and these hazardous materials, providing a layer of protection and reducing the risk of eye injury.
2.
Floors, aisles, and passageways must be kept clear of wood, tools, material, oil and grease spots, and other objects:
Correct Answer
A. Because they may cause someone to slip or trip and fall.
Explanation
Floors, aisles, and passageways must be kept clear of wood, tools, material, oil and grease spots, and other objects because they may cause someone to slip or trip and fall. This is important for maintaining a safe working environment and preventing accidents or injuries.
3.
Rags wet with oils or solvents must always be:
Correct Answer
B. Discarded in a covered metal container.
Explanation
Rags wet with oils or solvents must always be discarded in a covered metal container to prevent the risk of fire. Oils and solvents can ignite spontaneously when in contact with air, and the heat generated can lead to a fire. Placing the wet rags in a covered metal container helps to contain any potential fire and minimize the risk of it spreading. Folding them neatly on a shelf or throwing them in the trash can increase the chances of the rags coming into contact with air and igniting. Leaving them on a workbench also poses a fire hazard.
4.
Loose clothing, jewelry and long hair must be securely fastened or removed:
Correct Answer
A. Before operating any machine.
Explanation
Loose clothing, jewelry, and long hair can pose a safety hazard when operating machinery. They can get caught in moving parts, leading to accidents or injuries. Therefore, it is necessary to securely fasten or remove them before operating any machine to ensure personal safety and prevent any potential accidents.
5.
Carry long objects:
Correct Answer
C. With the front end high.
Explanation
When carrying long objects like a spear, it is best to have the front end high. This is because having the front end high allows for better control and balance while carrying the object. It also helps to prevent the back end from dragging on the ground and potentially causing damage or obstruction. By keeping the front end high, the weight of the object is distributed more evenly, making it easier to maneuver and carry safely.
6.
You must not talk to, or distract the attention of, a person operating a machine because:
Correct Answer
C. The distracted operator or others may be injured.
Explanation
Talking to or distracting a person operating a machine can be dangerous because it can cause the operator to lose focus and attention, leading to potential accidents or injuries.
7.
All accidents and injuries, no matter how slight, must be:
Correct Answer
C. Reported to the instructor immediately.
Explanation
In the event of any accident or injury, it is crucial to report it to the instructor immediately. This is important because the instructor needs to be aware of the situation in order to provide appropriate assistance or medical attention. Ignoring accidents or injuries can lead to further complications or delays in receiving necessary help. Reporting to health services is also important, but the immediate reporting to the instructor ensures immediate action can be taken. Therefore, the correct answer is to report the accident or injury to the instructor immediately.
8.
Wearing gloves when operating machinery is:
Correct Answer
D. Not a safe practice because the gloves may get caught in moving parts and pull your hand into the machine.
Explanation
Wearing gloves when operating machinery is not a safe practice because the gloves may get caught in moving parts and pull your hand into the machine.
9.
All special setups, including removal of any safety equipment, must be:
Correct Answer
B. Approved by the instructor, then returned to normal after the cuts are made.
Explanation
All special setups, including removal of any safety equipment, must be approved by the instructor to ensure that they are safe and appropriate. Once the cuts are made, the setup should be returned to normal to maintain a safe working environment. This ensures that all necessary precautions are taken and that the equipment is used correctly.
10.
When sweeping scraps from a machine or workbench:
Correct Answer
B. Use a piece of wood or a brush since there may be sharp or jagged particles among the scraps.
Explanation
When sweeping scraps from a machine or workbench, it is recommended to use a piece of wood or a brush instead of using your hand or compressed air. This is because there may be sharp or jagged particles among the scraps, which can cause injury if touched directly with bare hands. Using a piece of wood or a brush helps to ensure safety while cleaning the area effectively. Leaving the scraps to show how hard you are working is not a safe or efficient method of cleaning.
11.
When lifting a heavy object you should:
Correct Answer
D. Do one or more of the above, depending on the situation.
Explanation
When lifting a heavy object, it is important to assess the situation and determine the most appropriate method for lifting. This may involve getting help from others, maintaining a straight back and lifting with the legs, or using tools such as a lever, dolly, jack, forklift, wheels, or rollers. The correct answer suggests that the choice of method should depend on the specific situation, emphasizing the importance of considering factors such as the weight and size of the object, the available resources, and the individual's physical capabilities.
12.
The following are causes of accidents in the shop:
Correct Answer
E. All of the above
Explanation
The correct answer is "All of the above" because rushing or hurrying, overconfidence, fatigue, and ignorance are all potential causes of accidents in a shop. When employees rush or hurry, they may overlook safety precautions or make careless mistakes. Overconfidence can lead to complacency and a lack of attention to detail, increasing the risk of accidents. Fatigue can impair judgment and reaction time, making accidents more likely. Ignorance refers to a lack of knowledge or awareness about safety procedures, which can result in accidents. Therefore, all of these factors contribute to the occurrence of accidents in a shop.
13.
Sharp edge tools are
Correct Answer
B. Safer to use than dull edge tools.
Explanation
Sharp edge tools are safer to use than dull edge tools because they require less force to cut, reducing the risk of slipping and injuring oneself. Sharp tools also provide cleaner cuts, reducing the chances of jagged edges that can cause accidents. Additionally, sharp edge tools allow for more control and precision, minimizing the likelihood of accidents during use.
14.
Compressed air may be used to clean sawdust off the ground under the following circumstances:
Correct Answer
A. Never.
Explanation
The correct answer is "never" because using compressed air to clean sawdust off the ground is not a safe practice. Compressed air can cause the sawdust particles to become airborne, which can be a respiratory hazard. It is recommended to use alternative methods such as sweeping, vacuuming, or using dust collection systems to clean sawdust.
15.
Throwing objects in the woodshop…
Correct Answer
D. Punishable by being kicked out of class.
Explanation
The given correct answer states that throwing objects in the woodshop is punishable by being kicked out of class. This means that if someone throws objects in the woodshop, they will face consequences and be removed from the class as a punishment. The other options provided in the question, such as it being permitted on certain days or not being a big deal, are incorrect and do not align with the consequences mentioned in the answer.
16.
When removing scraps of wood from near a moving blade…
Correct Answer
D. Use a long stick or other waste material to push it a safe.distance away.
Explanation
When removing scraps of wood from near a moving blade, it is important to prioritize safety. Grabbing them fast to avoid the blade can be dangerous as it increases the risk of getting injured by the blade. Removing the guards to get better access to the scrap wood is also unsafe as it exposes the user to the moving blade. Turning the machine off and grabbing the piece before the blade stops is not recommended as the blade may still have residual momentum and can cause harm. The safest option is to use a long stick or other waste material to push the scrap wood a safe distance away from the moving blade, ensuring that the user keeps a safe distance from the blade.
17.
When the clean up bell rings the order of procedures should be…
Correct Answer
A. Put away project and materials, go to sector, dust, sweep.
Explanation
The correct answer is "put away project and materials, go to sector, dust, sweep." This order of procedures ensures that the project and materials are properly stored before moving on to the next task. Going to the sector next allows for a systematic approach to cleaning, starting with dusting and then sweeping. This order ensures that the workspace is clean and organized before moving on to the next step.
18.
Report and breakage or damage to tools, instruments, or machinery
Correct Answer
B. To the instructor immediately.
Explanation
Reporting and addressing any breakage or damage to tools, instruments, or machinery is crucial for safety reasons and to ensure proper maintenance. By reporting the issue immediately to the instructor, they can take appropriate actions to fix or replace the damaged equipment, preventing any potential accidents or further damage. Delaying the report or informing only a TA or a close friend may result in the problem being overlooked or not addressed in a timely manner, which can lead to more severe consequences and potential trouble for the individual involved.
19.
When unplugged a power tool
Correct Answer
C. Pull it out by the plug handle.
Explanation
Pulling out the power tool by the plug handle is the correct answer because it ensures safety. Wet hands and standing in a puddle can create a risk of electric shock, so it is important to keep hands dry. Pulling by the cord itself can damage the cord or the tool, leading to potential hazards. Keeping the machine in the on position while unplugging can also be dangerous as it may accidentally start or cause injury. Therefore, pulling out the power tool by the plug handle is the safest and recommended method.
20.
Nothing should be hung on the fire extinguishers, and the area around them should be kept clear so that they may be reached without delay if fire breaks out.
Correct Answer
A. True
Explanation
Fire extinguishers should not have anything hung on them and the area around them should be kept clear. This is because in the event of a fire, quick access to the fire extinguisher is crucial. If the area around the fire extinguisher is cluttered or if items are hung on it, it may delay the process of reaching and using the extinguisher effectively. Therefore, it is important to keep the area around fire extinguishers clear to ensure they can be accessed promptly in case of a fire.
21.
"A clean shop is a _______ shop."
Correct Answer
safe, safer, not unsafe
Explanation
The phrase "A clean shop is a safe shop" implies that maintaining cleanliness in a shop ensures a safe environment. The use of the word "safer" suggests that a clean shop is already safe, but can become even safer with additional measures. The inclusion of "not unsafe" reinforces the idea that a clean shop is definitely not unsafe, further emphasizing the importance of cleanliness in promoting safety.
22.
Always keep tools and equipment in:
Correct Answer
A. A clean and organized condition.
Explanation
Keeping tools and equipment in a clean and organized condition is important for several reasons. Firstly, it ensures that the tools are in good working order and ready to be used when needed. It also helps to prevent accidents and injuries, as cluttered and dirty tools can be hazardous. Additionally, maintaining a clean and organized workspace promotes efficiency and productivity, as it reduces the time spent searching for tools and increases overall organization. Therefore, it is crucial to always keep tools and equipment in a clean and organized condition.
23.
Always check the area you plan to work in to:
Correct Answer
B. See that it is clean, organized, and safe to work in.
Explanation
The correct answer is "See that it is clean, organized, and safe to work in." This answer is the most appropriate because it ensures that the area is suitable for work. It covers the important aspects of cleanliness, organization, and safety, which are crucial for a productive and efficient work environment. The other options, such as checking if no one else is working there or if the area can be rearranged, are not as essential as ensuring cleanliness, organization, and safety.
24.
Never weld, grind, or cut near:
Correct Answer
D. All of the Above
Explanation
Welding, grinding, and cutting produce sparks and heat, which can be dangerous near any of the mentioned entities. Performing these activities near the instructor can be hazardous as it can cause injury to them. Additionally, flammable substances can ignite or explode when exposed to sparks or heat, leading to fires or other accidents. Finally, working near fellow students can pose a risk to their safety if sparks or debris fly towards them. Therefore, it is important to avoid welding, grinding, or cutting near any of these entities to prevent accidents and ensure everyone's safety.
25.
Always look out for fellow students and instructors prior to working.
Correct Answer
A. True
Explanation
It is important to prioritize the safety and well-being of others when working in a group or educational setting. By looking out for fellow students and instructors, we can create a supportive and collaborative environment. This can involve being aware of their needs, offering assistance when needed, and being respectful and considerate towards them. Therefore, the statement "Always look out for fellow students and instructors prior to working" is true.
26.
Only safety glasses need to be worn when grinding, chipping, cutting, or shaping metal with power tools.
Correct Answer
B. False
Explanation
The statement is false because when working with power tools to grind, chip, cut, or shape metal, it is not sufficient to wear only safety glasses. In addition to safety glasses, other personal protective equipment (PPE) such as gloves, ear protection, and a face shield may also be necessary to ensure maximum safety and protection from potential hazards.
27.
Eye protection cannot be worn over prescription glasses.
Correct Answer
B. False
Explanation
This statement is false. Eye protection can be worn over prescription glasses. There are various types of safety goggles and glasses that are designed to fit over prescription glasses, providing both vision correction and eye protection. These safety glasses are often larger and have a wider frame to accommodate the prescription glasses underneath. Wearing eye protection over prescription glasses is important to ensure that individuals with vision impairments are adequately protected in hazardous environments.
28.
What safety precautions does one need to keep in mind when using the plasma table?
Correct Answer
D. All of the above
Explanation
One needs to keep in mind several safety precautions when using the plasma table. Smashed fingers and toes, abrasions, and cuts can occur due to the moving parts and sharp edges of the equipment. Electric shock is also a potential risk, as the plasma table operates with electrical power. Additionally, arc burn and burns to the skin or eyes can happen due to the intense heat and sparks produced during the cutting process. Therefore, all of the mentioned safety precautions should be considered to ensure a safe working environment when using the plasma table.
29.
________need to be worn at all times when in the shop.
Correct Answer
Safety Glasses
Explanation
Safety glasses need to be worn at all times when in the shop to protect the eyes from potential hazards such as flying debris, chemicals, or sparks. Wearing safety glasses can prevent eye injuries and maintain a safe working environment.
30.
Horseplay or the distraction of fellow students is never permitted and will result in getting kicked out of this class.
Correct Answer
A. True
Explanation
The statement clearly states that horseplay or distracting fellow students is not allowed in the class and will lead to getting kicked out. Therefore, the correct answer is True, indicating that the statement is accurate.