Carbonated drink with carbonated water, both chilled. Carbonation levels range up to 5 volumes of CO per liquid volume. Ginger ale, colas, and related drinks are carbonated with 3.5 volumes. Other drinks, often fruity ones, are carbonated less. Carbonated drink Carbonated drinks are beverages that contain dissolved carbon dioxide. The dissolution of CO in a liquid, gives rise to "fizz" or "effervescence". The process usually involves carbon dioxide under high pressure. When the pressure is removed, the carbon dioxide is released from the solution as small bubbles, which causes the solution to become effervescent, or fizzy. A common example is the dissolving
Cask ale great stronghold of natural beer was about to be wiped out. In 1971 the Campaign for Real Ale (CAMRA) was founded in Britain to save what they came to term "real ale". The campaign was extremely successful and real ale is now almost universally available and sought after in British pubs. Many smaller breweries were founded or revived to meet this demand, competing successfully with large conglomerates which had promoted the move towards keg products. Real ale is the name coined by the Campaign for Real Ale (CAMRA) in 1973 for a type of beer defined as "beer brewed from