Question

in addition to safety glasses, one should wear protective clothing such as face shields, earplugs, earplugs, coveralls, and gloves.
never
sometimes
always
true or false: before oiling, cleaning, or adjusting a machine, you should allow the machine to come to a complete stop and unplug the machine from the outlet to prevent it from being turn on
true
false
a class a fire extinguisher can put out fires caused by:
electrical fire
kitchen fire
common combustible fire
flammable liquids fire
it is best to fasten or remove loose clothing and roll above your elbows:
before operating machinery
during the operation of the machine
after operating the machine
only when you are assisting the instructor

Explanation:

1. Safety - related protective clothing should always be worn along with safety glasses in relevant situations as they provide essential protection.
2. For machine - maintenance tasks like oiling, cleaning, or adjusting, it is a safety standard to stop and unplug the machine to prevent accidental start - up.
3. Class A fire extinguishers are designed for common combustible materials such as wood, paper, and cloth.
4. Loose clothing can get caught in machinery, so it is best to fasten or remove and roll up before operating machinery.

Answer:

1. always
2. True
3. common combustible fire
4. before operating machinery