1. Lab Safety Symbols

2. Safety Goggles

3. Always wear to protect your eyes from chemicals, flames or heating, or broken glassware.

4. Electric Shock

5. Never use electrical equipment around water, or when your hands or equipment is wet.
Untangle cords. Do not use electrical equipment if cords are damaged.

6. Fumes! Use Wafting

7. When poisonous or unpleasant vapors may be involved, work in a ventilated area. Avoid inhaling vapors directly. Only test an odor when directed to do so by your teacher, and use a wafting motion to direct vapors towards your nose.

8. Lab Apron

9. Wear a laboratory apron to protect your skin and clothing from danger.

10. Physical Safety

11. Take precautions to avoid injuring yourself or others
Take precautions to avoid injuring yourself or others. Follow instructions from your teacher. Alert your teacher if there is any reason you should not participate in the lab.

12. Disposal

13. Chemicals and other laboratory materials used in the activity must be disposed of safely.

14. Breakage

15. You are working with materials that may be breakable, such as glass containers, glass tubing, thermometers, or funnels. Handle breakable materials with care. Do not touch broken glassware!

16. Hand Washing

17. Wash your hands thoroughly when finished with the activity
Wash your hands thoroughly when finished with the activity. Use antibacterial soap and warm water.

18. Heat-resistant Gloves

19. Use an oven mitt or other hand protection when handling hot materials
Use an oven mitt or other hand protection when handling hot materials. Hot plates, hot glassware, or hot water can cause burns. Do NOT touch hot objects with your bare hands!

20. Animal Safety

21. Treat live animals with care to avoid harming the animals or yourself
Treat live animals with care to avoid harming the animals or yourself. Working with animal parts or preserved animals also may require caution. Wash your hands when you are finished.

22. Sharp Objects

23. Pointed-tip scissors, scalpels, knives, needles, pins, or tacks are sharp. They can cut or puncture your skin. Always direct a sharp edge or point away from people. Use sharp instruments only as directed!

24. Corrosive Chemicals

25. Some chemicals used can cause burns or are poisonous if absorbed through the skin. Do not inhale the vapors. Wash your hands when done!

26. Flames

27. Care should be taken around open flames from a lab burner, candle, or matches. Tie back loose hair and clothing. Follow teacher directions carefully!

28. NO Flames

29. Flammable materials may be present
Flammable materials may be present. An open flame could cause a fire or an explosion. Make sure there are no flames, sparks, or other exposed heat sources present.

30. Poison

31. Do not let any poisonous chemicals come in contact with your skin, and do not inhale vapors. Wash your hands when done.

32. Heating

33. Use clamps or tongs to pick up hot glassware
Use clamps or tongs to pick up hot glassware. Do not touch hot objects with your bare hands.

34. General Safety Awareness

35. None of the other symbols appear
None of the other symbols appear. Follow the specific instructions given. Used when you are asked to design your own experiment – get approval first!