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