Health

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Across
  1. 4. destroying microorganisms with heat
  2. 5. Keeping clean
  3. 7. world health organization
  4. 9. Greek word for Hygiene
  5. 10. a food plan
  6. 11. a natural calamity.....
  7. 12. Injurious to health
  8. 13. Special defense cells
Down
  1. 1. TB
  2. 2. Mental, physical and social
  3. 3. Disease causing agent
  4. 4. substances that cause pollution
  5. 6. Physical activity for the body
  6. 8. affect water life