Barley more diverse sources of alcohol, such as the more common corn, rye and wheat in the USA. In the US, a grain type may be identified on a whisky label if that type of grain constitutes 51% or more of the ingredients and certain other conditions are satisfied. About 25% of the United States' production of barley is used for malting, for which barley is the best-suited grain. Barley wine is a style of strong beer from the English brewing tradition. Another alcoholic drink known by the same name, enjoyed in the 18th century, was prepared by boiling barley in
Barley wine very distinctive, with an earthy hoppiness, a wineyness, lots of fruit and toffee flavours." He also noted that its original gravity is 1.062. Martyn Cornell was quoted as saying "no historically meaningful difference exists between barley wines and old ales". He later clarified, "I don’t believe there is actually any such meaningful style as 'barley wine'". Barley wines are sometimes labelled with a production date, as they are intended to be aged, sometimes extensively. Many jurisdictions have different taxing schemes for potables based upon alcohol content. Since barley wine has a high alcohol content, it is, in some jurisdictions, taxed