WADI Archives – The Green Optimistic green tech news, since 2008 Thu, 10 Oct 2013 17:52:55 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 WADI Solar Powered Device Indicates When Water is Bacteria-Free https://www.greenoptimistic.com/wadi-solar-power-water-bacteria-20131010/ https://www.greenoptimistic.com/wadi-solar-power-water-bacteria-20131010/#respond Thu, 10 Oct 2013 17:52:47 +0000 https://www.greenoptimistic.com/?p=42410 When the invention of plastic PET bottles for purification of contaminated water hit the news, many believed that there is finally an affordable and easy solution to providing clean drinking water to areas and communities where access to the precious resource is limited. All it takes is to fill the bottle up, place it in […]

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