What steps must you take to ensure the lathe is safe to operate?
(Select the best option)

• Put on PPE, check emergency stops, clear hazards, and ensure correct tooling is secure

• Check lighting, remove chuck keys, and turn on secondary lighting

• Familiarize yourself with controls, unlock the machine, and wear gloves

• Select cutting tools, put on gloves, and start machining

Which of the following is strictly prohibited while operating the lathe?

• 1. Wearing correctly fitting overalls.

• Wearing gloves or gauntlets

• Applying barrier cream to hands

• 1. Using a backing board with emery cloth.

What personal protective equipment (PPE) is required for operating the lathe?

• 1. Jewelry, gloves, and correctly fitting overalls.

• Safety glasses, safety boots, and correctly fitting overalls

• Safety glasses, safety boots, and loose-fitting clothing

• Gloves, gauntlets, and safety boots

What must you do with the chuck key before starting the lathe?

• Use it to adjust the workpiece mid-operation

• Leave it in the chuck for quick access

• Hold onto it while the machine is operating

• Replace it in the tool rack before starting the machine

What is one advantage of Oxy-Acetylene (OA) welding compared to other welding methods?

• 1. It doesn’t require a filler rod for any metal.

• It has a smaller heat-affected zone than TIG welding

• The equipment is cheaper and more portable than other welding rigs

• 1. It produces the neatest and cleanest weld lines.

What is one possible cause of a backfire during OA welding

• 1. Operating the torch at recommended gas pressures.

• 1.  

  Overheating the torch tip or having dirt on the seat

• 1. Keeping the torch at the correct distance from the workpiece.

• Using a clean and tight connection on the tip

What should you always do when shutting down and cleaning up the OA welding setup?

• 1. Close the acetylene tank first, then the oxygen tank, and leave the lines pressurized.

• Bleed off all pressure from both the oxygen and acetylene lines

• 1. Pressurize the acetylene line to prevent explosions.

• 1. Remove the nozzle from the feed lines to store them properly.

What must always be worn when using the pedestal drill to avoid eye injuries?

• 1. Gloves

• 1. Safety boots

• Goggles or safety glasses

• 1. Ear protection

Which step must be completed before turning on the drill?

• 1. Isolate the drill and remove the vice from the machine.

• 1. Select the largest drill bit available and leave the chuck key in place.

• 1. Push the start button to check if the drill is working.

• Ensure the workpiece is secured in the vice and put on safety goggles

What is the primary risk if the chuck key is not removed after tightening the drill bit?

• 1. It could cause the drill to overheat.

• It could cause injury by flying out when the machine is started

• 1. It could cause damage to the drill bit.

• 1. It could loosen the workpiece in the vice.