“It doesn’t take a Sherlock Holmes to recognize that a 0.07% solution has got to be less stressful than a Seven-Per-Cent Solution. “
That’s how the cultures are made for home brewers.
The yeast actually grows to its greatest extent over about 48hrs. Once it saturates the brew, conversion to alcohol starts.
Taking a sample somewhere between 24 and 48hrs would provide a robust density of robust yeast.
Ah! I guessed another one right!