Across
- 4. Special disposal procedures need to be followed
- 5. Open flame may ignite flammable chemicals, loose clothing, or hair
- 8. Chemicals that can react with and destroy tissue and other material
- 10. Possible danger from electrical shock or burn
- 11. This symbol appears when radioactive materials are used
- 13. Object that can burn skin by being too cold or too hot
- 14. Substances that can irritate the skin or mucus membranes of the respiratory tract
Down
- 1. Organisms or other biological materials that might be harmful to humans
- 2. Propper eye protection should be worn at all times by anyone performing or observing science activities
- 3. Substances may be poisonous if touched, inhaled, or swallowed
- 6. Possible danger to respiratory tract from fumes
- 7. This symbol appears when substances could stain or burn clothing
- 9. This symbol appears when safety of animals and students must be ensured
- 12. Use of tools or glass ware that can easily puncture or slice skin