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pelton animation - YouTube
https://www.youtube.com/watch?v=2WQ2Va1iICA&feature=related
pelton in operation
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Estonian solution for e-School - YouTube
https://www.youtube.com/watch?v=xhpSxprLoDs
This channel introduces the "e-Estonia" -http://e-estonia.com a term commonly used to describe Estonia's emergence as one of the most advanced e-societies in...