Across
- 4. Ozone is used to sterilize water
- 7. Helps to kill harmful microorganism present in water
- 10. Water that is fit for consumption
- 13. Large amount of water get's collected
- 15. Period abnormally low rainfall
- 16. Easiest and the most recomended purification technique
- 18. Contamination water with unwanted substance
Down
- 1. Infections diseases which spread primarly throgh contaminated water
- 2. Process used to increase the rate of sedimentation
- 3. A fluid which is used to cool a system.
- 5. Processof giving off water in the form of vapor
- 6. Level of water under the ground
- 8. The continues circulation of water.
- 9. Water containing dissolved salts and free suspended particles
- 11. The ability of a solute to dissolve into solvent
- 12. infection in the small intestine caused by bacterium
- 14. Process of obtaining pure water
- 17. A virus. It affects the liver of a person