Across
- 3. To remove of filth.
- 6. Easily to burn or catch fire.
- 10. A dangerous substance, human activity, or condition.
- 11. The range in which bacteria rapidly grows.
- 13. Poisonous material.
- 15. Treatment and disposal of waste and germs.
- 16. A substance that has a defined composition.
- 18. Medical attention given to someone before full medical treatment is available.
- 19. Fasten or close tightly.
- 20. A unit of temperature measurement.
Down
- 1. A serious illness caused by a toxin that attacks the body's nerves.
- 2. A substance that causes an allergic reaction.
- 4. Medicine taken to counteract a poison.
- 5. Wrapped or put in a container for transport or sale.
- 7. To apply or put something in operation.
- 8. To pollute something with contact.
- 9. Microscopic living organisms.
- 12. To kill, repel, or control life forms, typically for agriculture.
- 14. Likely to decay or go bad.
- 17. Chest compulsions given to restore blood circulation or breathing.