Laboratory Safety Procedures

Flammable materials, like

alcohol, should never be

dispensed or used near

• an open door.

• an open flame.

• another student.

• a sink.

If a laboratory fire erupts,

immediately

• notify your teacher.

• run for the fire extinguisher.

• throw water on the fire.

• open the windows.

Approved eye protection devices

(such as 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 wear contact lenses in the

school laboratory,

• take them out before starting the

  lab.

• you do not have to wear

  protective goggles.

• advise your science

  teacher that you wear

  contact lenses.

• keep the information to yourself.

If you do not understand a

direction or part of a lab

procedure, you should

• figure it out as you do the lab.

• try several methods until

  something works.

• ask the teacher 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

  teacher’s directions.

• dumped in the sink.

• taken home.

If a lab experiment is not

completed, you should

• discuss the issue with your

  teacher.

• sneak in after school and work

  alone.

• come in during lunch and

  finish while eating lunch.

• 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.

• 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, burn, etc.).

First you should

• visit the school nurse after

  class.

• see a doctor after school.

• tell the science teacher at

  once.

• apply first aid yourself.