A few concerns of mine:
1) ERoEI (energy returned on energy invested). When more energy in one form is expended whereby to yield less energy in either the same or another form things get interesting. For but one example, if it takes more refined gasoline consumption whereby to extract crude...
What mg/L (ppm) levels do you typically try to hit for beers like Bitter, Best or Special Bitter, Strong Bitter, Brown Ale, and Scottish Ale?
Looking for guidance on Ca++, Mg++, Na+, Cl-, SO4--, and alkalinity (as CaCO3).
What are your opinions on these bottles for use with beer? Will they accept standard 28mm PET bottle caps? Does your beer oxygenate quicker in these bottles vs. glass? Can you successfully store homebrew in them for up to 6 months?
Question: If while using a pH meter with ATC I measure a mash pH sample directly within the mash while it is at 67 degrees C., and I get a reading of 5.20, and then I subsequently cool the very same sample down to 25 degrees C. and get a reading of 5.55 pH from the same meter, which reading is...