Front

If a fire erupts, immediately

• run for the fire extinguisher.
• notify the teacher.
• throw water on the fire.
• open the windows.

Back

notify the teacher.

Front

When are approved eye protection devices (such as goggles) worn in the laboratory?

Back

Only if you do not have corrective glasses.

Front

What should you do if you do not understand a direction or part of a laboratory procedure?

Back

Ask the teacher before proceeding.

Front

After completing an experiment, all chemical and biological waste should be

Back

disposed of according to your teacher’s directions.

Front

You have been injured in the laboratory (cut, burned, etc.). First you should

Back

tell the teacher at once.

Front

Long hair in the laboratory must be

Back

tied back or kept entirely out of the way with a hair band, etc.

Front

What should NOT be worn during a laboratory activity?

Back

all of the above

Front

Horseplay, practical jokes, or pranks in the classroom are

Back

always against the rules.

Front

When you finish working with chemicals, biological specimens, and other lab substances, always

Back

wash your hands thoroughly with soap and water.

Front

The following activity is permitted (allowed) in the lab: chewing gum, eating, drinking, none of the above.

Back

none of the above