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WorksheetsLab Safety
Total questions: 15
Worksheet time: 8mins
If a laboratory fire erupts, immediately
Open the window
Run to the fire extinguisher
Tell the instructor immediately
Throw water on the fire
Approved eye protection devices (such as goggles) are
worn in the laboratory
to avoid eye strain.
to improve your vision.
only if you don’t have corrective glasses
any time chemicals, heat or glassware are used.
If you do not understand a direction or part of a lab
procedure, you should
figure it out as you do the lab.
ask the instructor before proceeding.
try several methods until something works.
skip it and go on to the next part.
After completing an experiment, all chemical wastes
should be
left at your lab station for the next class.
dumped in the sink.
disposed of according to your instructor’s
directions.
taken home.
You are heating a piece of glass and now want to pick
it up. You should
use a rag or paper towels.
use tongs.
pick up the end that looks cooler.
pour cold water on it.
You have been injured in the laboratory (cut, burn,
etc.). First you should
visit the school nurse after class.
tell the science instructor at once.
see a doctor after school.
apply first aid yourself.
Long hair in the laboratory must be
cut short.
always neatly groomed.
held away from the experiment with one hand.
tied back or kept entirely out of the way with a hair
band, hairpins, or other confining device.
In a laboratory, the following should not be worn.
loose clothing.
sandals.
dangling jewelry.
all of these
Horseplay or practical jokes in the laboratory are
always against the rules.
not dangerous.
okay.
okay if you are working alone.
If an acid is splashed on your skin, wash at once with
soap
weak base
oil
plenty of water
When you finish working with chemicals, biological
specimens, and other lab substances, always
treat your hands with skin lotion.
wipe your hands on a towel.
wash your hands thoroughly with soap and water.
wipe your hands on your clothes.
Never remove chemicals or other equipment from the laboratory.
true
false
It’s okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
True
False
Never leave a lit burner unattended.
True
False
All unauthorized experiments are prohibited.
True
False
