Writer: Christopher Wood
Step-by-Step All-Grain Brewing
FREELike many homebrewers, my first batch of beer was made with a basic extract kit, complete with instructions and all the ingredients necessary for my brew of choice. I enjoyed the whole
Oxygenation
Digital and Plus Members OnlyHuman beings require air to breathe and sustain life. The air we breathe is composed of approximately 78% nitrogen, 21% oxygen, 0.93% argon, 0.039% carbon dioxide, and 0.031% other gasses. Although oxygen is not the most abundant component of the air we breathe, it is the only one that humans utilize. Once oxygen is absorbed
Fermentation Timeline
Digital and Plus Members OnlyEvery time I brew I undoubtedly find myself staring at my fermenter for minutes at a time during peak fermentation when carbon dioxide (CO2) is rhythmically gurgling out of my blow off tube, the foam-like kräusen is bubbling on top of the liquid and particles of yeast, proteins, and hop residue are churning throughout my
Cultivate Your Own House Yeast
Digital and Plus Members OnlyFor thousands of years yeast have been used to make bread, wine, and beer. In fact, modern day archaeologists have found ceramic pots in the tombs of Egyptian pharaohs containing dried yeast and beer residue suggesting it was a widely consumed beverage. Yeast are microscopic single cell organisms well suited to extreme conditions and able
Yeast Have Hearts
Digital and Plus Members OnlyWith six years experience as a yeast cell biologist, and 10 as a homebrewer, I appreciate the intricacies of yeast. These single-cell organisms have many notable attributes including the ability to make bread and beer, as well as being an excellent organism to study how human cells function. If you remember from high school biology class,