Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
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Windmills always turn anti-clockwise. Except for the windmills in Ireland!
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Energy is being wasted if a toaster is left plugged in after use.
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In the early 1960's, Porsche commercially manufactured farm tractors.
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About 39,000 gallons of water are used to produce the average car!
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