The Barley Mow mow"); if one's glass is not empty by the final verse, one must finish the drink after singing the line. A barley mow is a stack (mow) of barley, especially barley that was cultivated and then harvested. Barley is a grain that is commonly malted for brewing beer. The verses of "The Barley Mow" wish good luck to various sizes of vessels of alcoholic beverages, and lastly to the barley mow, a venerable reserve of one of beer's key ingredients. Later verses supplement this list with roles and occupations associated with beer, from brewing, to distribution, to serving in public
Alcoholic drink benefits and risks of consuming alcohol in moderation." Alcoholic drinks are classified by the International Agency for Research on Cancer (IARC) as a Group 1 carcinogen (carcinogenic to humans). IARC classifies alcoholic drink consumption as a cause of female breast, colorectum, larynx, liver, esophagus, oral cavity, and pharynx cancers; and as a probable cause of pancreatic cancer. In the alcoholic drinks industry, congeners are substances produced during fermentation. These substances include small amounts of chemicals such as occasionally desired other alcohols, like propanol and 3-methyl-1-butanol, but also compounds that are never desired such as acetone, acetaldehyde and glycols. Congeners are