Across
- 2. the best way to get rid of germs in most situations.
- 4. organisms causing disease to his host
- 5. free from dirt, marks, or stains
- 6. the state of being in a place or situation that is separate from others
- 9. transported by air
Down
- 1. vaccinations, or shots are one of the best weapons we have against a number of serious diseases
- 2. conditions or practices conducive to maintaining health and preventing disease, especially through cleanliness
- 3. a chemical substance or compound used to inactivate or destroy microorganisms
- 7. disease) originating in a hospital
- 8. arthropods, such as mosquitoes, ticks, flies, fleas and lice.