Across
- 6. Presence of combustible materials
- 7. Presence of explosive and/or self-reactive substances
- 9. Low-temperature zone
- 11. Maintain dark, photo-sensitive materials.
- 12. Presence of corrosive substances
Down
- 1. Bell to be pressed during an emergency like fire or accident.
- 2. Presence of laser radiation
- 3. Presence of carcinogenic materials
- 4. Must wear a breathing mask/respirator; the presence of contaminated air
- 5. Presence of Biohazardous materials
- 8. Presence of harmful chemicals causing irritations
- 10. Presence of toxic materials