Lab Safety

What should you do if a fire starts in the lab?

• immediately notify the teacher

• immediately run for the fire extinguisher

• immediately throw water on the fire

• open the windows.

Why / when should you wear approved eye protection devices such as goggles?

• only if you do not have corrective glasses.

• to improve your vision

• any time chemicals, heat, or glassware are used

• to avoid eye strain.

If you do not understand a direction or part of a laboratory procedure, you should

• figure it out as you do the lab.

• try several methods until something works.

• ask the teacher before starting.

• skip it and go on to the next part.

After completing an experiment, all chemical wastes should be

• taken home.

• disposed of according to your teacher's directions.

• dumped in the sink.

• left at your lab station.

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

• tell the teacher at once.

• see a doctor after school.

• apply first aid yourself.

• visit the school nurse after class.

Long hair in the laboratory must be

• cut short.

• held away from the experiment with one hand.

• always neatly groomed.

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

Which of the following should NOT be worn during a laboratory activity?

• loose clothing

• dangling jewelry

• sandals

• all of the above

Horseplay, practical jokes, or pranks in the science classroom and lab are

• always against the rules.

• okay.

• not dangerous.

• okay if you are working alone.

If a piece of equipment is not working properly, stop, turn it off, and tell

• the principal.

• the teacher.

• your lab partner.

• your best friend in the class.

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

• treat your hands with skin lotion.

• wash your hands thoroughly with soap.

• wipe your hands on a towel.

• wipe your hands on your clothes.