A toaster uses almost half as much energy as a full-sized oven.
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Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
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Surgeons who grew up playing video games make 37 percent fewer mistakes.
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To have your picture taken by the very first camera you would have had to sit still for 8 hours!
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Whale oil was used in automobile transmissions as late as 1973.
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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 IRS processes more than 2 billion pieces of paper each year.
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