Across
- 2. huge pits where wastes are dumped & burried
- 6. a shield that protects living things from UV radiation
- 11. emergency procedure that combines chest compressions with artificial ventelation to restore breathing & circulation(CPR)
- 12. a physician who treats skin disorders
- 13. A hot chamber for sterilizing with steam under pressure
Down
- 1. CPR without mouth to mouth breaths
- 3. first aid procedure uced to treat upper airway obstructions by foreign objects
- 4. rain that is more acidic than normal
- 5. the trapping of heat by carbon dioxide & other gases in the air
- 7. products used on crops to control insects & other pests
- 8. a person who concentrates primarily on a particular subject
- 9. a disorder in which nerve cell activity in the brain is disturbed, causing seizures
- 10. a diease that prevents the body from converting food into energy