Oechsle scale The mass difference between equivalent volumes of must and water is almost entirely due to the dissolved sugar in the must. Since the alcohol in wine is produced by fermentation of the sugar, the Oechsle scale is used to predict the maximal possible alcohol content of the finished wine. This measure is commonly used to select when to harvest grapes. In the vineyard, the must density is usually measured by using a refractometer by crushing a few grapes between the fingers and letting the must drip onto the glass prism of the refractometer. In countries using the Oechsle scale, the
Wine from the United Kingdom jelly. The term British wine is used to describe a drink made in Britain by the fermentation of grape (or any other fruit) juice or concentrate originating from anywhere in the world. It cannot be used for :wine in the legal sense, which must be produced from freshly pressed grapes. The most common style is a medium or sweet high-strength wine that is similar to sherry, and was formerly known as British Sherry. The Romans introduced winemaking to England, and even tried to grow grapes as far north as Lincolnshire. Winemaking continued at least down to the time of the