Across
- 4. showing no symptoms
- 8. transported by air
- 9. very thorough or vigorous
- 10. deadly, causing death
Down
- 1. keeping something harmful under control
- 2. a person's mental or physical condition
- 3. contagious or infectious
- 5. set apart or separate
- 6. a line on a graph
- 7. distribute or disperse over a certain area