1. Warm-Up Look at the picture below and list as many things as you can that are “safe” lab practices.

2. Lab Safety Objective: Students will describe safe practices during lab investigations.

3. Investigations are an essential part of studying science, but some investigations can be dangerous if they are not done in a safe way. Investigations are an essential part of studying science, but some investigations can be dangerous if they are not done in a safe way.

4. Today we will be learning about appropriate dress, lab rules, handling emergencies and using equipment safely. Today we will be learning about appropriate dress, lab rules, handling emergencies and using equipment safely.

5. Dressing for Lab Safety 1. What should you wear when working in a lab using chemicals?

6. 2. List some ways your attire can be dangerous in the lab? Loose IDs and Jewelry Loose IDs and Jewelry Long hair left down Long hair left down Long sleeves/baggy clothes Long sleeves/baggy clothes Open toed shoes Open toed shoes

7. 3. How would you dress for a field investigation?

8. Dress will vary depending on the outdoor environment scientists are working in. Dress will vary depending on the outdoor environment scientists are working in.

9. 4. Assuming these students are working with chemicals, what’s wrong here?

10. General Lab Rules General Lab Rules 1. Always follow ___________. 2. Wait for permission to _____________ and _________ equipment. and _________ equipment. 3. ___________ at your lab table. 4. Always keep your protective gear ____. 5. No ___________________ in the lab. 6. Inappropriate behavior = ____________ consequences. consequences. directions begin the lab touch Stay seated on eating or drinking severe

11. Accidents and Emergencies

12. What should YOU do??? 1. Stay calm. 2. Inform the teacher quickly. 3. Follow the teacher’s directions immediately!

13. What should you do if… What should you do if… your lab partner cuts herself? Inform the teacher Follow directions Person with the cut applies pressure

14. What should you do if… What should you do if… the chemical at your lab table ignites? the chemical at your lab table ignites? Inform the teacher Follow directions Use a fire extinguisher

15. What should you do if… What should you do if… you get chemicals in your eyes? Inform the teacher Follow directions Use the emergency eye wash immediately

16. What should you do if… What should you do if… you burn yourself or get chemicals on your skin? Inform the teacher Follow directions Put area under cold running water or use the emergency shower

17. What should you do if… What should you do if… someone has a serious injury? Inform the teacher Inform the teacher Follow directions Follow directions Call the nurse! Call the nurse!

18. Field Investigations When working in the field, do not approach or touch any ________ or _______ without your When working in the field, do not approach or touch any ________ or _______ without your teacher’s permission. teacher’s permission. animals plants

19. Using Sharp Instruments 1. Keep all sharp objects ________________ from yourself and others. 2. Always cut ________ from yourself. 3. Place sharp instruments in a ___________ when not in use. pointed away away safe place

20. Using Heat Sources Safely 1. Keep ____________ and other ___________ away from any heat source. 2. Do not _______ across an open flame or burner. papers flammables reach

21. 3. Use ________ to pick up a container that has been heated. 4. Never heat chemicals in a __________ container. container. tongs closed

22. 5. Always point the open end of a test tube ________ from yourself and others. 5. Always point the open end of a test tube ________ from yourself and others. 6. When a burner is not in use, turn it _______. off away

23. Quiz Time A) What could happen if you heated a substance in a container that had a lid on it? B) Why is it important to point the open end of a test tube away from yourself and others while it is being heated?

24. Using Chemicals Safely 1. Know your chemicals – read the ________. 2. If you need to smell something, carefully _________ the smell toward you. 3. Quickly replace lids or stoppers to prevent ________ and _________. label waft spillsfumes

25. 4. Follow instructions for ___________. 5. Wash your hands with _______________ at the end of the lab. disposal soap and water

26. A) What are some dangers that could happen if chemicals were disposed of improperly?

27. Using Glassware Safely 1. Never use glassware that is _____________ or ______________. 2. Not all glassware can be _____________. Follow instructions. crackedchipped heated

28. 3. ________ glassware well when finished. Glassware can be ___________. 4. Broken glassware will be cleaned up by the teacher and _____________. Clean reused recycled

29. A) How is glassware reused in the lab? B) When would glassware be recycled?

30. Clean-up 1. Clean as you ______. 2. Clean-up procedures for every lab are: A) Return all materials A) Return all materials B) Clean and dry lab table B) Clean and dry lab table C) Wash hands with soap C) Wash hands with soap and water and water 3. You should leave the lab table __________ than you found it. Your lab table must pass inspection. you found it. Your lab table must pass inspection. go better

31. Enjoy Lab Activities Learn as much as you can …and be safe!