Grinding Safety Review (WDST9)

These flashcards will coach the student on how to indentify and explain safe practices for grinding

Author - Jessica Lloyd


Question 1:

A faceshield can be used in place of safety glasses to protect your face from flying sparks.

Question Image

Answer 1:

True

Answer 2:

False


Correct Answer:

False

Feedback:

A faceshield and saftey glasses should be used together to best protect your eyes and face from flying sparks


Question 2:

A potential risk of using gloves while grinding is that the gloves could get caught in the grinder.

Answer 1:

True

Answer 2:

False


Correct Answer:

True


Question 3:

If you have to grind a small part, you can use a _________ to hold the part to prevent it from slipping out of your hand.

Question Image

Answer 1:

welder's pliers

Answer 2:

locking pliers

Answer 3:

tongs


Correct Answer:

locking pliers

Feedback:

Locking pliers, commonly known by the brand name "vise grips" have an advantage over non-locking pliers because they provide a better grip on the part. 


Question 4:

Wearing ear protection while grinding is highly recommended because:

Answer 1:

The noise from grinding can damage your hearing

Answer 2:

It protects your ears from hot sparks, which may enter your ear and burn.

Answer 3:

Both A and B

Answer 4:

None of the above


Correct Answer:

Both A and B


Question 5:

The easiest and most effective way to protect yourself from inhaling dust while grinding is to:

Answer 1:

Open a door to let a breeze in

Answer 2:

Wear a dust mask

Answer 3:

Put a fan nearby


Correct Answer:

Wear a dust mask


Question 6:

If you use grinding disc for any purpose other than grinding, it may cause the disc to shatter

Answer 1:

True

Answer 2:

False


Correct Answer:

True


Question 7:

When using a portable grinder to work on a smaller piece, the best practice is to use ______ to hold the piece down so that it doesn't move while you are grinding.

Question Image

Answer 1:

Your hand

Answer 2:

Another piece of metal

Answer 3:

A clamp


Correct Answer:

A clamp

Feedback:

A clamp will hold your piece in place while your hand or another piece of metal might not be strong or heavy enough to overcome the strength of the grinder.  Without a clamp, the grinder has enough force to turn small pieces into dangerous projectiles


Question 8:

The best PPE for grinding includes:

Answer 1:

Pants with no frayed edges or holes

Answer 2:

Close toed shoes

Answer 3:

Leather gloves

Answer 4:

Safety glasses & faceshield

Answer 5:

All of the above

Answer 6:

Only A and D


Correct Answer:

All of the above


Question 9:

It may make the job take longer, but there is no safety issue with using a disc that is worn out. 

Answer 1:

True

Answer 2:

False


Correct Answer:

False

Feedback:

A worn out disc is more likely to fail and may even shatter. Additionally, if you are trying to grind with a worn out disc, it is likely that you will push harder, and that could cause you to slip. 


Question 10:

Under what circumstances is it ok to remove the guards on a grinder

Answer 1:

When a wheel is too big and will hit the guards

Answer 2:

When the grinder is unplugged and you are changing the wheel or pad

Answer 3:

When you have to get into a tight space and the guards won't fit


Correct Answer:

When the grinder is unplugged and you are changing the wheel or pad

Feedback:

Guards are designed to protect you from all of the things that could go wrong if you are trying to use the wrong equipment for the tool, or the wrong tool for the job.  


Question 11:

A grinder that makes excessive noise or vibration may indicate that: 

Question Image

Answer 1:

The wheel isn't properly secured

Answer 2:

The guard is in the wrong spot

Answer 3:

The disc is too large for the grinder

Answer 4:

Both A and B

Answer 5:

Both A and C


Correct Answer:

Both A and C


Question 12:

Using bare hands while grinding will elimate the risk of gloves getting caught in the grinder but may put you at risk for:

Question Image

Answer 1:

Bumping your knuckles against the grinding wheel 

Answer 2:

Getting burned by hot sparks 

Answer 3:

Both A and B 


Correct Answer:

Both A and B 


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