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
Barley tea popular than the traditional barley kernels during the early 1980s and remain the norm today. Bottled barley tea is sold at supermarkets, convenience stores, and in vending machines in Japan and Korea. Sold mostly in PET bottles, cold barley tea is a very popular summertime drink in Japan. In Korea, hot barley tea in heat-resistant PET bottles is also found in vending machines and in heated cabinets in convenience stores. In Korea, roasted barley is also often combined with roasted corn, as the corn's sweetness offsets the slightly bitter flavor of the barley. The tea made from roasted corn is