A toaster uses almost half as much energy as a full-sized oven.
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There are only 14 blimps in the world.
69
A small airplane can fly backwards.
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The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
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 life boat was patented in 1845!
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Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43