In mid-19th century England, the use of "X" and other letters had evolved into a standardised grading system for the strength of beer. The cask which contained this strong beer was then first marked with an X signifying ten and hence the present quack-like denominations of XX (double X) and XXX (treble X) on the casks and accounts of the strong-ale brewers". at a certain period, in distinguishing between small beer and strong, all ale or beer, sold at or above ten shillings per barrel, was reckoned to be strong and was, therefore, subjected to a higher duty. ![]() It says "The duties on ale and beer, which were first imposed in 1643. Some sources suggest that the origin of the mark was in the breweries of medieval monasteries Another plausible explanation is contained in a treatise entitled "The Art of Brewing" published in London in 1829. In beer grading, the letter "X" is used on some beers, and was traditionally a mark of beer strength, with the more Xs the greater the strength. For example, machinery can be used to remove spoiled food from fresh product. Machinery is also used to grade foods, and may involve sorting products by size, shape and quality. Food grading is often done by hand, in which foods are assessed and sorted. ![]() Optical sorting achieves non-destructive, 100 percent inspection in-line at full production volumes.įood grading involves the inspection, assessment and sorting of various foods regarding quality, freshness, legal conformity and market value. ![]() The left is the natural color view of the cut the right is the instrument enhanced view that details the amount of marbling, size, and fat thickness. ( July 2015) ( Learn how and when to remove this template message)Ī screenshot from the electronic grading system showing USDA Choice, Yield Grade 2 beef. You may improve this article, discuss the issue on the talk page, or create a new article, as appropriate. The examples and perspective in this article may not represent a worldwide view of the subject.
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