1. Lab Safety
The following rules exist to prevent accidents in the lab and keep you safe.

2. Fire Extinguisher Operation

3. Raise the nozzle in order to direct the stream of carbon dioxide

4. Squeeze the handle to begin operation.

5. Eyewash Fountain

6. Safety Shower

7. Use of the FUME HOOD

8. Broken Glass

9. There is a special container for broken glass!
DON'T throw broken glass into the trash can.
There is a special container for broken glass!

10. No UNAUTHORIZED experiments!
This is terribly dangerous in unskilled hands.
When first entering the science room do not touch any chemicals, equipment, or supplies until you are instructed to do so.
No EATING or DRINKING in the LAB.
Assume everything in the lab is toxic.
DO NOT drink from lab equipment NOT EVEN distilled water.

11. Bad Idea #1

12. Bad Idea #2

13. Bad Idea #3

14. Wear safety glasses when necessary Proper lab attire
Tie back long hair
remove dangling jewelry
Roll up long sleeves
Secure baggy clothing
Closed-toed shoes
Keep hands away from eyes and mouth while using chemicals
Wash your hands after the lab

15. Make sure that test tubes are not directed toward yourself or other persons.

16. A better technique:

17. A GOOD PRACTICE: Read the experimental procedure ahead of lab, NOT as you do the procedure

18. In a laboratory setting, horseplay, even if good-natured, is absolutely unacceptable No pushing; no shoving!

20. What’s wrong with this picture?

21. Chemical Hazard Symbols
Flammable – Any substance that will burn if exposed to an open flame.
Explosive – A substance that may explode if exposed to heat or flame.
Toxic/Poison – A substance that can lead to death if inhaled, ingested, or absorbed by the skin.

22. Chemical Hazard Symbols
Corrosive – A substance that can destroy or burn living tissue and can eat away at other materials.
Irritant - A substance that causes inflammation upon contact with skin or mucous membranes.
Environmental - Substances that are harmful to the environment. They must be disposed of properly, not washed down the drain.

23. Stay focused and pay attention to all verbal and written instructions
Three steps to starting a lab
Know what to do
Know what you need
Start the lab
Three steps to ending a lab
Clean all glassware, labware, and equipment
Return all equipment and supplies
Clean up around your lab station

24. Have a Safe Year!