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WorksheetsSafety section 2
Total questions: 10
Worksheet time: 6mins
Air pressure that directly contacts the skin cannot exceed _____________psi
25
30
40
50
Direct contact with compressed air can cause serious medical conditions and even death.
True
False
As little as 12 pounds of compressed air pressure can blow an eye out of its socket.
True
False
Never use _____________ to bleed air pressure.
a wrench
a wrench
your finger
a screwdriver
pliers
Compressed air accidentally blown into the mouth can rupture the lungs, stomach or intestines.
True
False
Compressed air can enter the navel, even through a layer of clothing, and inflate and rupture the intestines.
True
False
Which clothing items should not be worn while in the lab? (select all that apply)
Safety goggles
Open-toed shoes
Long necklaces
Earphones
Protective gloves
Which clothing items should be worn while in the lab? (Select all that apply)
Loose clothing
Hair ties
Long, dangling scarves
Close-toed shoes
Safety goggles
What should you do if you are not sure how to operate a machine?
Ask a friend
Make the best guess
Ask the teacher
Go online to find instructions about how to operate the machine
What should you do with your backpack while you are in the lab?
Put it beside the machine you are operating so that you have easy access to it.
Keep it out of the lab and out of walkways so that other people do not trip over it.
Put it in the doorway so that you can pick it up on your way out of the lab.
Put it beside the machine that you plan to use most while you are in the lab
