Russian cuisine results in a beverage with very low alcohol content. Commercial kvass is often around 0.5% alcohol. The fermented liquid, referred to as "zator," is diluted with water and mixed with yeast, sugar, and aromatic additives. This final mixture is allowed to brew for several days. Flavor additives may include fruit and berry juices (cherry, raspberry, lemon, etc.), as well as ginger and mint. Sbiten, another non-alcoholic drink, is made of honey, water, fruit juices, and spices. Sbiten was once the most popular non-alcoholic beverage in the country, but in the last few centuries it has been superseded and largely replaced
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