Across
- 2. can be bad or good
- 6. removes dirt from surfaces
- 7. can prevent illness
- 8. can cause illness
- 9. reduces pathogens
- 10. vulnerable to pathogen growth
- 12. unsafe
- 14. an acid cleaner
- 15. can only be seen with a microscope
Down
- 1. cleaning yourself
- 3. spreading harmful bacteria
- 4. causes harm
- 5. cleans laundry
- 11. can affect humans
- 13. needed in food places