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.