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A class of chemical compounds having the formula ROH, where R represents an alkyl group and -OH a hydroxyl group. Most commonly refers to ethanol, the drinking alcohol, which people use to party. Also can refer to 2-methyl-2-butanol, another type of alcohol you can drink but without the hangover ethanol gives you. Isopropyl alcohol(isopropanol) can be used as a disinfectant. Methanol is toxic but is useful as windshield washer fluid.
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