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In 1864, the first barbiturate (barbituric acid) was synthesized.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
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Everyone has one nostril that is larger than the other.
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The horizontal fraction bar was introduced by the Arabs.