BOTTLED WATER PURIFIED BY SUNLIGHT
November 1st, 2006
BY KEITH NUTHALL
THE EUROPEAN Union (EU) will give Euro 1.9 million to a water purification initiative using the simplest method imaginable - simply leaving a water bottle out in the sun. The SODISWATER project will demonstrate to developing countries the benefits and ease of using solar disinfection to prevent water-borne diseases. After solids are removed from the water by settling or filtration, it is placed in a clear bottle and shaken to aerate it. The bottle is then exposed to full sunlight for roughly six hours. Temperatures of 50-60°C combined with ...
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