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In 1864, the first barbiturate (barbituric acid) was synthesized.
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There are 20 feet of blood vessels in each square inch of human skin.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.