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At an average wind speed of 4 metres per second, the yearly electricity output of the Energy Ball only amounts to 100 kilowatthours (this figure comes from their ...
At an average wind speed of 4 metres per second, the yearly electricity output of the Energy Ball only amounts to 100 kilowatthours (this figure comes from their ...
From one simple but inspired solution to a misalignment problem in a textile mill in Sweden, and fifteen employees in 1907, SKF has grown to become a
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Reading might be fundamental, but that doesn''t mean we read as often as we should. Everyone has at least one stack of books they stare at sheepishly, knowing they ...
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