Most NASCAR Teams use nitrogen in their tires instead of air.
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Tug of War was an Olympic event between 1900 and 1920.
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Basketball great Wilt Chamberlain never fouled out of a game.
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A 'face-off' in hockey was originally called a 'puck-off'.
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During WWII, because a lot of players were called to duty, the Pittsburgh Steelers and Philadelphia Eagles combined to become The Steagles.
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In 1910 football teams were penalized 15 yards for an incompleted forward pass.
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The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
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