beer, wine, and liquor (distilled spirits) are alcoholic beverages. the following common alcoholic beverages contain equal amounts of alcohol. they are often referred to as a drink or a standard drink.
- one 341 ml (12 fl oz) bottle of 5% beer, hard cider, or hard seltzer
- one 142 ml (5 fl oz) glass of 12% wine
- one mixed drink containing 43 ml (1.5 fl oz) of 40% hard liquor, such as vodka, gin, rye whiskey, or rum
proof is the percentage of alcohol in an alcoholic drink. the percentage of pure alcohol is usually one-half the proof (for example, 100-proof liquor is about 50% pure alcohol). the higher the proof, the more pure alcohol the drink contains.