The only job offer Bruce Hertzke got coming out of a two-year accounting program in 1971 was to install plumbing in Winnebago motor homes.

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She excitedly speaks of the smart ebike, a bicycle with a 250-watt electric hub motor in its rear wheel, launching as part of a pilot program in 2013.

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Following tests on a 400-kilowatt model motor, a four-megawatt (MW) generator operating at 3, 600 rpm was subjected to a program of long-term tests.

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