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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The first hard drive available for the Apple II had a capacity of only 5 megabytes.
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More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
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A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
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The ball on top of a flagpole is called a 'truck'.
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