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At White House science fair, Obama rides bicycle-powered water sanitation system

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During his tour of the White House science fair today, President Obama hopped aboard a bicycle-powered water sanitation system to try it out. The device is designed for use during emergencies and can “hydrate 20 – 30 people during a 15 hour period,” according to a release from the White House. It was designed by Kiona Elliott, 18, and Payton Kaar, 16, of Oakland Park, Florida  

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