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2. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   The EPA recommends two drops of 8.25% sodium hypochlorite solution (regular, unscented chlorine bleach) mixed per one quart/liter of water and leave to stand covered for 30 to 60 minutes. Two drops of 5% solution also suffices. Double the amount of bleach if the water is cloudy, colored, or very cold.

3. Water chlorination - Wikipedia

   en.wikipedia.org/wiki/Water_chlorination

   The hypochlorite can be in the form of a powder or a liquid such as chlorine bleach (solution of sodium hypochlorite or calcium hypochlorite in water). Water that is being shock chlorinated should not be swum in or drunk until the sodium hypochlorite count in the water goes down to three parts per million (ppm) or until the calcium hypochlorite ...

4. Turbidity - Wikipedia

   en.wikipedia.org/wiki/Turbidity

   In-situ water treatment or direct dosing for the treatment of turbidity is common when the affected water bodies are dispersed (i.e. there are numerous water bodies spread out over a geographical area, such as small drinking water reservoirs), when the problem is not consistent (i.e. when there is turbidity in a water body only during and after ...

5. How to Keep Your Backyard Pool Crystal Clear All Summer Long

   www.aol.com/keep-backyard-pool-clean-clear...

   Stay safe and clean with these tips and supplies. Pools aren't "set it and forget it," but take constant attention and care and a good deal of chemistry. Stay safe and clean with these tips and ...

6. Sodium hypochlorite - Wikipedia

   en.wikipedia.org/wiki/Sodium_hypochlorite

   [47] [48] It may be made by diluting household bleach as appropriate (normally 1 part bleach to 9 parts water). [49] Such solutions have been demonstrated to inactivate both C. difficile [47] and HPV. [50] "Weak chlorine solution" is a 0.05% solution of hypochlorite used for washing hands, but is normally prepared with calcium hypochlorite ...

7. Inland saline aquaculture - Wikipedia

   en.wikipedia.org/wiki/Inland_saline_aquaculture

   Crustaceans - brine, shrimp, prawns - these can be included as part of a wastewater treatment program as some have the capacity to quickly clean water; Molluscs - mussels; Algae - both unicellular and "seaweeds" can be used to extract a range of high-value products, including pharmaceutical chemicals.