An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
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Windmills always turn anti-clockwise. Except for the windmills in Ireland!
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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).
1
The electric chair was invented by a dentist!
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Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
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