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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About 39,000 gallons of water are used to produce the average car!
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The United States produces enough plastic film annually to cover the entire state of Texas.
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A small airplane can fly backwards.
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Jumbo jets use 4,000 gallons of fuel to take off.
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The first hard drive available for the Apple II had a capacity of only 5 megabytes.
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A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
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