Beer brewers classify yeasts as top-fermenting and bottom-fermenting This distinction was introduced by the Dane Emil Christian Hansen. Top-fermenting yeasts are so-called because they form a foam at...
Yeast is one of the primary sources of the flavoring of a beer. You can use pretty much any sort of yeast when making alcoholic beverages. But it will make a difference in the flavor of the beer.
Brewers yeast supplemet is usually dead yeast recovered from brewing beer.
Normal yeast and brewers' yeast are very similar but yeasts selected for brewing tolerate high levels of alcohol and have...