Water Hygiene

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Across
  1. 4. Artificial or natural storage for water supply
  2. 6. Conduit used to transport water from source to consumers
  3. 8. Standard indicating the safety and purity of water
  4. 9. Chemical process adding chlorine to kill pathogens
  5. 13. Device that moves water through distribution systems
  6. 14. Facility where water is purified and disinfected
  7. 15. Process where solids settle at the bottom of water containers
  8. 17. Microbial layer that can form inside pipes
  9. 19. Practices that prevent disease and maintain cleanliness
  10. 20. Ease of obtaining or reaching the water supply
  11. 22. Microscopic pathogen that can contaminate water
  12. 25. A water source that serves only one household or small community
  13. 26. Laboratory analysis to check water safety
  14. 27. Process to inactivate or eliminate harmful microbes
  15. 28. Suitability of water for safe human consumption
Down
  1. 1. Simple or basic toilet for safe waste disposal
  2. 2. Underground layer storing groundwater for wells or springs
  3. 3. Standard procedures for safe handling and water management
  4. 5. Physical removal of suspended particles from water
  5. 6. Microorganism capable of causing infection
  6. 7. Practices to maintain hygienic conditions and prevent disease
  7. 9. Adding chemicals to aggregate fine particles for removal
  8. 10. Microorganism capable of causing waterborne infections
  9. 11. A system that supplies water to multiple users from a single source
  10. 12. Measure of water cloudiness caused by suspended particles
  11. 16. Tanks or reservoirs protected from contamination
  12. 18. Remaining disinfectant in water after treatment
  13. 21. Transmission of pathogenic microorganisms causing illness
  14. 23. Introduction of harmful substances into water
  15. 24. Systematic observation of water quality parameters