Human+waste-+Disinfection

There are many ways to disinfect water to remove any remaining waste that could still be within. There are many ways to disinfect the water one way is UV light. It kills any organism that happens to be living in the water after it gets cleaned.

http://halmapr.com/news/hanovia/files/2007/02/hanovia-uv-lamp-blog.jpg

Article- http://www.home-water-purifiers-and-filters.com/ultraviolet-filter.php

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