The fermentation process must occur twice: the second time in the bottle.
FORBES: Best Champagnes For The Holidays: Why The French Rule
Not only passionate about the use of local hops, the company employed traditional batch-brewing methods and ingredients, eschewing the shortcuts of the mass-market continuous fermentation process.
The yeast fuses itself to the surface and feeds the wort at an increased rate, meaning the fermentation process takes only a few hours.
At its worst, the wine can smell a bit like that, too, if a certain yeast strain called Brettanomyces makes its way into the fermentation process.
Ale is how beer was made for millennia--natural yeasts in the air attacked the blend of water, hops and malted barley and started the fermentation process.
Many creative processes are sabotaged at the beginning, when impatient designers rush through or skip the creative fermentation process in order to get to the so-called good stuff.
FORBES: Two Steps to Designing -- or Redesigning -- Your Career
According to Elliott Marcus, an associate health commissioner, Korean restaurants don't get penalized when kimchi is being made (the fermentation process often requires leaving vegetables, most commonly cabbage, out at room temperature for days).
Once the fermentation process that creates the methane is finished, the remaining solid matter, or "digestate" is used as an organic fertilizer for crops that will later be used as feedstock for the animals.
First, a source of starch or sugar, which could be an agricultural by-product, is fermented to produce lactic acid the same substance made by the body during exercise, only in this case it comes from the bacteria exercising themselves in the fermentation process.
The wood of the barrels in which it ferments, the quality of the anchovies and salt from which it is made, the weather and temperature during the fermentation process all these factors, he explains with a faraway look in his eyes, affect the flavour of the finished product.
Finally, once the biofuel crops have been planted, grown and harvested -- often with the direct involvement of fossil fuels in the form of fertilizers, pesticides and petrol to power farm equipment -- they then have to go through a distillation and fermentation process to actually turn them into fuel.
Far simpler and far more rare, the king of sours is made by only a handful of traditional Belgian breweries in a centuries-old process called spontaneous fermentation.
Fermentation is one obvious starting point for making chiral enantiomers, since it is a biological process and its products are therefore likely to be single-handed.
BP, a British energy firm, has worked out how to industrialise the process of making biobutanol, as the chemical is commonly known when it is the product of fermentation.
应用推荐