Lab Safety!

If a laboratory fire erupts, immediately...

• notify your instructor.

• run for the fire extinguisher.

• throw water on the fire.

• open the windows.

Goggles are worn in the laboratory...

• to avoid eye strain.

• to improve your vision.

• only if you don't have corrective glasses.

• any time chemicals, heat or glassware are used.

If you don't understand a direction or part of the lab procedure, you should...

• figure it out as you do the lab.

• try several methods until something works.

• ask the instructor before proceeding.

• skip it and go on to the next part.

After completing an experiment, all chemical wastes should be...

• left at your lab station for the next class.

• disposed of according to your instructor's directions.

• dump in the sink.

• taken home.

If a lab experiment is not completed, you should...

• discuss the issue with your instructor.

• sneak in after school and work alone.

• come in during lunch and finish, while eating.

• make up some results.

You are heating a substance in a test tube. Always point the open end of the tube...

• toward yourself.

• toward your lab partner(s).

• toward another classmate.

• away from all people.

You are heating a piece of glass and now want to pick it up. You should...

• use a rag or paper towels.

• pick up the end that looks cooler.

• use tongs.

• pour cold water on it.

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

• visit the school nurse after class.

• see a doctor after school.

• tell the science instructor at once.

• apply first aid yourself.

Personal eyeglasses provide as much protection as...

• a face shield.

• safety glasses.

• splash-proof chemical goggles.

• none of the above.

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 or hair pins.