Across
- 5. work must be done under supervision
- 6. check equipment for cracks before use
- 10. protective eyewear that must be worn at all times
- 11. never taste a chemical in the laboratory
- 12. protective garment worn to protect clothing and skin
- 15. dispose of chemical waste in the correct container
- 17. understand all safety symbols before starting work
- 19. wash and return all apparatus after use
- 21. never use cracked or broken glassware
Down
- 1. never smell a gas directly with your nose
- 2. point test tubes away from yourself and others
- 3. never return unused chemicals to their original bottles
- 4. hand protection worn when handling chemicals
- 7. tell the teacher immediately about accidents or breakages
- 8. read and follow all written procedures carefully
- 9. clean up immediately and report to the teacher
- 13. keep the workbench clean and tidy at all times
- 14. never leave a Bunsen burner unattended
- 15. hands thoroughly after handling chemicals
- 16. long hair must be tied back before practical work
- 18. never run in the laboratory
- 20. never eat or drink in the laboratory