Alcoholic drink jugs suggest that intentionally fermented drinks existed at least as early as the Neolithic period (cir. 10,000 BC). Many animals also consume alcohol when given the opportunity and are affected in much the same way as humans, although humans are the only species known to produce alcoholic drinks intentionally. Beer is a beverage fermented from grain mash. It is typically made from barley or a blend of several grains and flavored with hops. Most beer is naturally carbonated as part of the fermentation process. If the fermented mash is distilled, then the drink becomes a spirit. In the Andean region,
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