Lab Safety

Flammable materials, like alcohol, should never be disposed or used near

• an open door

• an open flame

• another student

• a sink

If a laboratory fire erupts, immediately

• notify your instructor

• run for the fire extinguisher

• throw water on the fire

• open the windows

Approved eye protection devices (such as googles) are worn in the lab

• to avoid eye strain

• to improve your vision

• only if you don't have glasses

• any time chemicals, heat, or glassware are used

If you wear contact lenses in the lab

• take them out before starting the lab

• you do not have to wear protective goggles

• advise your instructor 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 instructor before proceding

• skip it and go on to the next part

After completing an experiment, all chemical wastes should be

• left at your lab station for class

• disposed of according to your instructors directions

• dumped in the skin

• 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 end of the tube

• toward yourself

• toward your lab partners

• 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 or heat resistant mitts

• pour cold water on it

You have been injured in the lab (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