Across
- 4. a person that is highly skilled in one field
- 5. a disease in which the body is not able to produce insulin normally
- 9. Layer A layer in the Earth's stratosphere at an altitude of 10 kilometers
- 10. a first aid procedure used to treat choking
- 11. CPR without mouth to mouth breaths
- 12. a strong, heated container used for chemical reactions
Down
- 1. An example is insecticide
- 2. a neurological disorder making a sudden recurrence of sensory disturbance, unconsciousness or convulsions
- 3. a medical practitioner qualified to diagnose and treat skin disorders
- 6. an emergency procedure in which the heart and lungs are made to work by compressing the chest
- 7. the trapping of the sun's warmth in a planet's lower atmosphere
- 8. A place to dispose of trash
- 12. H2O made acidic due to atmospheric pollution