Attenuation (brewing) Attenuation (brewing) In brewing, attenuation is the percentage that measures the conversion of sugars into alcohol and carbon dioxide by the fermentation process; a more attenuated beer will generally be drier and more alcoholic than a less attenuated beer made from the same wort. The percentage is calculated by comparing weight or specific gravity of the extract before and after fermentation. the following iteration,Attenuation = 100 % * (starting gravity − current gravity) / (starting gravity − 1) is meaningless This formula works with extract given in weight percentages or degree Plato. Extract refers to all the non water substances
Great Divide Brewing Company expand. In September 2008, Great Divide opened a new brewery that tripled its production. At the same time, they changed the art on all of their labels. The brewery's current branding is marked by sensationalized silhouette depictions of the region from which a particular beer originated (for instance, the sexualized female farmhand featured on the farmhouse ale Colette's label) and irreverent humor, as marked by the Imperial Stout Yeti's, "I believe." campaign. Great Divide Brewing Company was founded with the notion of brewing strong beers, which are defined as having an alcohol content greater than 7%. Six of the thirteen