Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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Jumbo jets use 4,000 gallons of fuel to take off.
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Any modern jet is capable of breaking the sound barrier.
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About 39,000 gallons of water are used to produce the average car!
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Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
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A small airplane can fly backwards.
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There are only 14 blimps in the world.
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