Lab Safety

Why would you wear goggles in the lab?

• to prevent eye strain

• to improve your vision

• for protection from UV rays

• for protection from chemicals, heat, or glassware

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

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

The first thing you should do if you get injured in the lab is

• tell the instructor immediately

• see a doctor after school

• visit the school nurse after class

• apply first aid yourself

When gathering glassware and equipment for an experiment, you should

• use a beaker to drink water

• carry as much as you can at one time

• stack the glassware to carry it

• examine all glassware to check for chips and cracks

Long hair in the laboratory must be

• cut short

• held out of the way with the hand you aren't using

• always neatly groomed

• tied back with a hairband or something similar

Which of the following should not be worn in the lab?

• closed toe shoes, hair ties

• watches, short sleeved shirts

• loose clothing, dangling jewelry

• long pants, boots

Horseplay or practical jokes in the laboratory are

• always against the rules

• OK

• Acceptable if you are working alone

• Not a big problem as long as there are no injuries

If an acid is splashed on your skin, wash at once with

• soap

• oil

• another, weaker acid

• plenty of water