Lab Safety

Front

Always point a test tube that is being heated

Back

away from you and away from other people

Front

How should you detect the odor of chemical fumes?

Back

Gently fan the fumes toward your nose; waft.

Front

What should you do when glassware is broken, chipped, or cracked?

Back

Notify your teacher and dispose of it properly.

Front

On lab days you will need to:

Back

Tie back long hair, wear closed-toe shoes, secure loose, baggy clothing and dangling jewelry.

Front

When using a Bunsen burner, what should one never do?

Back

All of these: reach over the flame, leave the area unattended, use flammable materials near the flame.

Front

During an experiment, what is appropriate to do?

Back

Complete only those experiments assigned.

Front

If you break a test tube, what should you do?

Back

You should notify the teacher.

Front

Hot glassware: should be tested using the back of the hand, should be allowed to cool before moving or immersing in water, can shatter if immersed in cold water.

Back

All of the above are true.

Front

Which of the following should not be placed in a laboratory sink?

burnt matches

,

used filter papers

,

solid chemicals

,

all of these

Back

all of these

Front

What should you do before using electrical equipment in laboratory experiments?

Back

Check the electrical cords for fraying or cracking before plugging it in.