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Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.
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Medication errors are three times higher among children and infants than with adults.
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In 1864, the first barbiturate (barbituric acid) was synthesized.