MASS Safe Operating Procedures 3 — Questions and Answers
Question 1: What should you do if you notice a frayed electrical cord on a tool?
- Remove it from service and report it (Correct answer)
- Wrap it with tape and keep using it
- Use it only for short tasks
- Ignore it if the tool still works
Correct answer: Remove it from service and report it
Damaged cords pose shock and fire risks and must be taken out of use.
Question 2: An SDS (Safety Data Sheet) provides information about:
- Chemical hazards and handling procedures (Correct answer)
- Machine purchase prices
- Employee work schedules
- Building floor plans
Correct answer: Chemical hazards and handling procedures
SDS documents detail the hazards and safe handling of chemicals.
Question 3: When using a ladder, the 4-to-1 rule refers to:
- Base placement of one foot out for every four feet of height (Correct answer)
- Four workers per ladder
- Climbing four rungs then resting once
- Replacing the ladder every four years
Correct answer: Base placement of one foot out for every four feet of height
The 4-to-1 rule ensures a stable ladder angle.
Question 4: What is the correct response to a chemical spill you cannot safely contain?
- Evacuate the area and notify the supervisor (Correct answer)
- Clean it with paper towels
- Pour water over it immediately
- Continue working at a distance
Correct answer: Evacuate the area and notify the supervisor
Large or unknown spills require evacuation and trained response.
Question 5: Machine guards are installed primarily to:
- Protect operators from moving parts (Correct answer)
- Make machines run faster
- Reduce noise levels only
- Hold tools in place
Correct answer: Protect operators from moving parts
Guards prevent contact with hazardous moving components.
Question 6: Which PPE protects against airborne dust and particles?
- Respirator or dust mask (Correct answer)
- Safety glasses
- Cut-resistant gloves
- Ear plugs
Correct answer: Respirator or dust mask
Respirators filter harmful airborne particles from the air you breathe.
Question 7: Before backing up a vehicle in a busy yard, the driver should:
- Check mirrors, use a spotter, and signal (Correct answer)
- Reverse quickly to save time
- Rely only on the rearview mirror
- Honk and proceed without looking
Correct answer: Check mirrors, use a spotter, and signal
Spotters and signals prevent backing-related collisions.
MASS Safe Operating Procedures 3
What should you do if you notice a frayed electrical cord on a tool?