Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
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Diamonds mined in Brazil are harder than those found in Africa.
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It takes 492 seconds for sunlight to reach the Earth!
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You share your birthday with at least 9 million other people in the world.
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The WD in WD-40 stands for Water Displacer.
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Passengers on the Beijing subway can pay with plastic bottles.
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Q-Tip Cotton Swabs were originally called Baby Gays.
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