... is synthetic, made from carbon monoxide and hydrogen. Methanol is extremely poisonous and has a relative density of 0.7915 at 20°C. Ethanol is a colourless liquid with a burning taste and characteristic, agreeable odour. Ethanol is the alcohol in drinks like beer and wine. It is also used in thermometers below -38°C because mercury, which is also often used in thermometers, freezes at this point. Because of it's low freezing point it is used as an anti-freeze in car radiators. Ethanol is normally concentrated by distillation of dilute solutions. Ethanol melts at -114.1° C, boils at 78.5° C, and has a relative density of 0.789 at 20° C. Higher alcohols, those of greater molecular weight than ethanol, have many specific and general uses. Propanol is used extensively as a rubbing alcohol, Butanol is a base for perfumes and fixatives, and others are important flavouring agents and perfumes. Alcohols are organic compounds containing ...

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