Across
- 5. having a tendency to react chemically
- 9. biological substance that poses a threat to living organisms
- 11. induction of permanent transmissible changes in the amount or structure of the genetic material of cells or organisms
- 12. a combustion or burning in which substances combine chemically with oxygen from the air
- 13. the removal or clearance of a person or place
- 18. the act of sending or receiving information
- 19. able or likely to shatter violently or burst apart
Down
- 1. easily set on fire
- 2. the study of people's efficiency in their work environment
- 3. a substance that causes slight inflammation or other discomfort to the body
- 4. ability to oxidize other substances
- 6. a highly reactive substance that causes obvious damage to living tissue
- 7. to cease fire or burning
- 8. a substance able to cause cancer in living tissue
- 10. the condition of being protected from or unlikely to cause danger, risk or injury.
- 14. any psychoactive compound with numbing or paralyzing properties
- 15. containing or being poisonous material especially when capable or causing serious injury or death
- 16. a danger or risk
- 17. instruction or training