Lab Safety

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 instructor

• run for the fire extinguisher

• throw water on the fire

• open the window

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

• to avoid eye strain

• to improve your vision

• only if you don't have corrective glasses

• anytime 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 googles.

• advise your science 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 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

• dumped 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 lunch.

• make up some results.

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

• towards yourself

• towards your lab partner

• towards 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.

• uses 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 instructor at once.

• apply first aid yourself.