Alcoholic drink Sake is a popular example of "rice wine". Sparkling wine like French Champagne, Catalan Cava or Italian Prosecco can be made by means of a secondary fermentation. A distilled drink or liquor is an alcoholic drink produced by distilling (i.e., concentrating by distillation) ethanol produced by means of fermenting grain, fruit, or vegetables. Unsweetened, distilled, alcoholic drinks that have an alcohol content of at least 20% ABV are called "spirits". For the most common distilled drinks, such as whiskey and vodka, the alcohol content is around 40%. The term "hard liquor" is used in North America to distinguish distilled drinks
Alcoholic drink which contains a very high level of alcohol and "does not contain any added flavoring" is commonly called a neutral spirit. Generally, any distilled alcoholic beverage of 170 US proof or higher is considered to be a neutral spirit. Most yeasts cannot reproduce when the concentration of alcohol is higher than about 18%, so that is the practical limit for the strength of fermented drinks such as wine, beer, and sake. However, some strains of yeast have been developed that can reproduce in solutions of up to 25% ABV. Shot sizes vary significantly from country to country. In the United