Lab Safety

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

• ask the teacher before proceeding.

• skip it and go on to the next part.

• figure it out as you do the lab.

• try several methods until something works.

If a fire erupts, immediately

• run for the fire extinguisher

• throw water on the fire.

• notify the teacher.

• open the windows.

Horseplay, practical jokes, or pranks in the classroom are

• not dangerous.

• okay if you are working alone.

• always against the rules.

• okay.

Before you leave the class after a lab, you should

• wash your hands with soap and water.

• return all equipmernt to the proper storage area.

• clean your work area and equipment.

• all of the above.

Do not leave a lit burner unattended.

• True

• False

The following activity is not permitted in the laboratory:

• chewing gum.

• eating.

• drinking.

• all of the above.

Never remove chemicals, specimens, or other equipment from the laboratory.

• True

• False

After completing an experiment, all chemcial wastes should be

• disposed of according to your teacher's directions.

• left a your lab station for the next class.

• taken home.

• dumped in the sink.

Approved eye protection devices (such as goggles) are worn in the laboratory

• only if you do not have corrective glasses.

• to avoid eye strain.

• to improve vision.

• any time chemicals, heat, or glassware are used.

Long hair in the laboratory must be

• held away from the experiment with one hand.

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

• cut short

• always neatly groomed.