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
Oz and James Drink to Britain Oz and James Drink to Britain Oz and James Drink to Britain was a BBC television series in which wine writer Oz Clarke and motor journalist James May travelled through Britain and Ireland to discover the array of available alcoholic drinks. The series is a sequel to "Oz and James's Big Wine Adventure", and followed the same format, with the established dynamic between Clarke and May of bickering and bantering while drinking alcohol. The chosen vehicle of this series is a 1982 Rolls-Royce Corniche convertible. Upon broadcast the first episode had a viewership of approximately 3.4 million with an average