Flammable materials, like alcohol, should never be dispensed or used near
a sink.
an open flame.
another student.
an open door.
Goggles are worn in the laboratory -
any time chemicals, heat or glassware are used.
to improve your vision.
to avoid eye strain.
only if you don’t have corrective glasses.
Which of the following should not be worn in the laboratory?
Sandals
Loose clothing
All of the above
Loose long hair
After completing an experiment, all chemical wastes should be -
taken home.
poured down the sink.
left at your lab station for the next class.
disposed of according to your teacher’s directions.
When you are heating a substance in a test tube, you should always point the open end of the tube -
toward your partner.
toward yourself.
away from all people.
toward another classmate.
You have been injured in the laboratory. First you should -
apply first aid yourself.
visit the school nurse after class.
tell the science teacher immediately.
see a doctor after school.
You have heated a piece of glass and want to pick it up. You should -
use a rag or paper towel.
pick up the end that looks cooler.
use tongs.
pour cold water on it.
When gathering glassware and equipment for an experiment, you should -
clean any glassware that appears dirty.
do all of the above.
read all directions carefully to know what equipment youneed
examine all glassware to check for chips or cracks.
Horseplay and practical jokes in the laboratory are -
okay if you are working alone.
okay.
not dangerous.
always against the rules.
MSDS (SDS) is an abbreviation for -
Material Storage Data Sheet
Management Safety Data Sheet
Multiple Safety Data Sheet
Material Safety Data Sheet
In order to test the odor of fumes, you should -
heat the substance before smelling it.
place your nose directly over the opening of the container.
gently wave the fumes toward your nose.
take a deep breath and inhale.
Which number on the Hazard Coding system label indicates the greatest hazard?
3
2
1
4
If you get chemicals in your eye, you should wash out your eyes for -
10 minutes.
20 minutes.
5 minutes.
3 minutes.
If a laboratory fire erupts, immediately -
throw water on the fire.
open the windows.
notify your teacher.
run for the fire extinguisher.
If a piece of equipment is not working properly, stop, turn it off, and tell -
your best friend in class.
your science teacher.
your lab partner.
the custodian.
an acid is splashed on your skin or in your eyes, rinse the affected area at once with -
oil.
weak base.
plenty of water.
soap.
