Across
- 3. never look directly into a _________ that is being heated
- 5. never remove chemicals from the ___________ area
- 6. students must wear these
- 8. do not place hot apparatus directly on the desk. always use an _____________.
- 10. never leave a lit ______ unattend
- 14. don't do this in a lab
- 15. when ___________ reagents from one container to another, hold the containers away from the body
- 16. use this to fill a pipet
- 17. follow these during a lab
- 18. Conduct yourself in a ___________ manner at all times in the laboratory.
- 19. Follow these carefully in a lab
- 20. never mix these improperly
Down
- 1. do not _______ hot glassware in cold water
- 2. carry ___________ in a vertical position to minimize the likelihood of breakage and injury
- 4. wash your _____ befor and after each experiment
- 7. students are never permitted to go into the ___________________ unless the lab instructor has given you permission
- 9. _____ have to be handled with care
- 11. never use _______ or cracked glassware.
- 12. handle _________ hazardous liquids over a pan to contain spills
- 13. i you do not __________ how to use a piece of equipment, ask the teacher