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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Illicit drug use costs the United States approximately $181 billion every year.