electric current Archives – The Green Optimistic green tech news, since 2008 Wed, 13 Aug 2014 08:44:36 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 3D-Printed Device Detects Water Pollution Using Bacteria https://www.greenoptimistic.com/3d-printed-device-detects-water-pollution-using-bacteria-20140813/ https://www.greenoptimistic.com/3d-printed-device-detects-water-pollution-using-bacteria-20140813/#respond Wed, 13 Aug 2014 08:44:23 +0000 https://www.greenoptimistic.com/?p=48860 With continuous depletion of fresh water resources around the world, monitoring water pollution is becoming more important than ever. Existing methods and instruments are often too complicated and too expensive for many rural communities. A team of researchers in the UK, however, has developed a device that is powered by bacteria and can detect the […]

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