Across
- 3. never ____ into a tube being heated
- 5. you must hold ____ securely and walk carefully
- 9. ask the _____ for help if you don't understand something
- 12. always examine ______ before each use
- 14. do not ____ or ____ in lab
- 15. keep_____ clear
- 16. do not use ________ electrical equipment
- 17. allow time for ____ to cool before further handling
- 18. always fill wash bottles with ____ water only
Down
- 1. students will wear ____ when working with chemicals
- 2. never _____ any chemicals or materials from lab
- 4. always ______ before trying to insert a stopper
- 5. dispose of chemicals in proper waste______
- 6. labels and equipment _______ must be read before use
- 7. never leave a lit _____ burner unattended
- 8. never handle broken glass with ____ hands
- 10. handle all _______ in a humane manner
- 11. never point a heated test tube at ______ or anyone else
- 13. you must ________ any accidents
- 18. you must ________ properly