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the idea on their own and spent a year developing it in their spare time. One of the group, Theodor Hillebrand, had learned about a cost-effective water treatment method used in the equatorial regions of [...] about developing a measuring device to show when the water is really ready for drinking”, says Theodor Hillebrand, the man who came up with the idea. He then started to put his idea into practice with the [...] can’t read What was so difficult about developing the measuring device? “Everything”, says Theodor Hillebrand with a laugh. And the final product is really quite impressive. Flexible solar cells inside
Section: Universität
Purification Indicator”, shows whether water is safe to drink. The idea was thought up by Theodor Hillebrand, a Master’s student of Electrical Engineering at the University of Bremen. Through his interest [...] contain. But how do you know exactly when the water is really ready to drink? This was the task Hillebrand set himself. He found a team of willing helpers in Yannick Auth, David Horch, Maike Taddiken and
