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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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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.