Lab Safety Flashcards
Why should you stand up during hands-on activities?
It allows you to move quickly away from danger and it also prevents chemical spills from landing into your lap and on your skirt
What can we do in the lab so that we don’t mess up our eyesight?
We can wear goggles.
Finish this sentence: no ______ or _____ in the lab.
No eating or drinking in the lab.
Why can’t we eat or drink in the lab?
One, chemicals could be spilled in or on food.
Two, food and drink can absorb chemicals from the air.
Three, many chemicals have no taste or odor.
Four, lab chemicals to be poisonous or fatal in minute quantities.
Finish this phrase: read directions ______! No unauthorized _______.
Read directions. Think! No unauthorized experimentation
Why do we have to read directions, think, and can’t do any unauthorized experimentation?
Because you can endanger self and others if you do not know what you are doing
Finish this phrase: no loose _______, ______, or _____
No loose hair, sleeves, or jewelry.
Why can we not have any loose hair sleeves or jewelry in the lab?
Dangling items cannot go over glassware, hazardous chemicals , or burners. Hair and clothing can land in chemicals, which then get on skin. Loose hair and clothing can catch on fire near flames and hot plates.
Along with the loose hair, sleeves , or jewelry rule what should you do ?
Oh hair must be pulled back and in a stretchy headband that can be kept in your purse.
Finish this sentence: electrical safety: dry _____ and ______ chords.
Electrical safety: dry hands and protect cords.
Why do you have to dry our hands and protect cords in the lab?
Prevent electrical shock and keep electric devices from tipping over or falling
True or false, do not clean up all spills ever.
False: clean up all spills right away
Why do we have to clean up all spills right away?
It prevents accidental chemical burns of skin (water and acid look alike) and prevent falls.
True or false sometimes you can leave open flames or hot plates unattended.
False never leave open flames or hot plates unattended. You can also say never leave heat sources unattended.
Why can we never leave heat sources unattended?
Hot plates may not look hot, small flames can be hard to see a bright light, and prevent accidental burns and fires.