Review For Final Exam

When should you tie back long hair or baggy clothing?

• When working with chemicals
• When working with a Bunsen burner
• When doing dissections.
• Any time you are working in the lab.

When is it OK to eat or drink in the lab?

• Always
• Never

If you break glassware in the lab, you should...

• Tell the teacher
• Clean it up quickly before the teacher notices
• Scream at the top of your lungs

When in the lab...

• long sleeves and loose clothing should be rolled up
• closed toe shoes should be worn
• long hair should be pulled back
• all of the above

It's fine to smell chemicals directly from their containers.

• True
• False

 After completing an experiment, all chemical wastes should be

• taken home
• dumped in the sink
• disposed of according to your instructor’s directions
• left at your lab station for the next class

You have been injured in the laboratory (cut, burn, etc.). First you should

• apply first aid yourself
• tell the science instructor at once
• see a doctor after school
• visit the school nurse after class

 The following footwear is best in the laboratory. 

• shoes appropriate for the weather
• open-toed shoes
• closed-toed shoes
• sandals

 The following footwear is best in the laboratory. 

• shoes appropriate for the weather
• open-toed shoes
• closed-toed shoes
• sandals

Never remove chemicals or other equipment from the laboratory.

• True
• False