Laboratory Safety Essential Question: What are the rules of the lab and why should we follow them?

1. Work quietly — know what you are doing by reading the assigned experiment before you start to work. Pay close attention to any cautions described in the laboratory exercises

2. Wear safety goggles to protect your eyes when heating substances, dissecting, etc. 3. Wear sensible clothing including footwear. Wear a lab apron to protect your clothes. It must be tied! Dress appropriately!

4. Do not use chipped or broken glassware 4. Do not use chipped or broken glassware. Dispose of broken glass properly.

Don’t keep injuries to yourself! 5. Report all accidents, injuries, and breakage of glass or equipment to instructor immediately. Don’t keep injuries to yourself!

6. Keep pathways clear by placing extra items (books, bags, etc 6. Keep pathways clear by placing extra items (books, bags, etc.) on the shelves or under the work tables. If under the tables, make sure that these items can not be stepped on. Be organized!

7. No eating or drinking in the lab at any time 7. No eating or drinking in the lab at any time! No cell phones or headphones. Wait until lunch time!

8. Wash hands after all labs. Keep it clean!

Messes cause accidents 9. Leave your work station clean and in good order before leaving the laboratory. Messes cause accidents

10. Do not taste or smell chemicals. Don’t even think it!!

11. Do not lift any solutions, glassware or other types of apparatus above eye level.

12. Fooling around or "horse play" in the laboratory is absolutely forbidden. Students found in violation of this safety rule will be barred from participating in future labs and could result in suspension. NO HORSEPLAY!

13. Long hair (chin-length or longer) must be tied back to avoid catching fire. 14. Confine loose clothing! This is also to avoid catching equipment and breaking it. OOPS!

Sit only on the stools or stand. 15. Do not lean, hang over or sit on the laboratory tables. Sit only on the stools or stand.

No visiting, it’s not social hour. 16. Do not leave your assigned laboratory station without permission of the teacher. Use YOUR equipment at YOUR station! No visiting, it’s not social hour.

Not everything fits in the drain. 17. Keep solids and other materials out of the sink. Not everything fits in the drain.

18. Never point a test tube being heated at another student or yourself. Never look into a test tube while you are heating it. Liquid can shoot out!

19. Unauthorized experiments or procedures must not be attempted. Follow the procedure!

Please let me know before! 20. Anyone wearing acrylic nails will not be allowed to work with matches, lighted splints, Bunsen burners, etc. Please let me know before!

21. Learn the location of the fire extinguisher, eye wash station, first aid kit and safety shower. Also know when to use it!

Listen to instructions 22. Learn how to transport all materials and equipment safely. Listen to instructions

Group Participation Grade Sheet

Safety quiz Look at the next pictures, what rules are being broken?