Analysis of information sources in references of the Wikipedia article "Kvass" in English language version.
A similar, low alcohol (0.5–1.0%) drink, kvass… may be a 'fossil beer'
Nobody knows who invented kvass, or when. The first written mention of it is in Nestor's Primary Chronicle, compiled in Kyiv in the early 12th century. At that time there was no Russia, and whether it was a Slavic people or some other eastern European ethnicity that invented kvass will probably never be known.
The predominant carbohydrates are maltose, maltotriose, glucose, and fructose, the ethanol content is 1% or less [2]. Kvass is considered to be spoiled if ethanol accumulates to higher levels.
W wieku XX kwas został zapomniany, wyparty przez wody gazowane i inne słodkie napoje.
The predominant carbohydrates are maltose, maltotriose, glucose, and fructose, the ethanol content is 1% or less [2]. Kvass is considered to be spoiled if ethanol accumulates to higher levels.
The predominant carbohydrates are maltose, maltotriose, glucose, and fructose, the ethanol content is 1% or less [2]. Kvass is considered to be spoiled if ethanol accumulates to higher levels.
