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2 votes
1 answer
1k views

Thermal expansion of wort

Does anybody know an algorithm or a calculator to compute thermal expansion of worts? Most of the time in homebrewing materials, it is said that in volume calculations one should account for 4% ...
jbv's user avatar
  • 41
1 vote
2 answers
5k views

Pitched yeast at 40 °F (4.5°C). Too cold?

I pitched the yeast at 40°F (4.5°C). Was it way too cold and should I re-pitch?
Florida Brew Noob's user avatar
7 votes
1 answer
909 views

Can a wort be cooled too much?

When chilling the wort after a boil, if it falls below the yeast's operating temperature, should I wait until the temperature comes back up before adding the yeast? I typically chill my wort with a ...
brentmc79's user avatar
  • 345
16 votes
5 answers
2k views

How do you cool wort?

More specifically, what methods exist to cool your wort after the boil, and what are there respective pros/cons?
Fishtoaster's user avatar
  • 2,882
6 votes
2 answers
250 views

Homebrewing: Decoction Mashing

Many beers, especially German, are produced with a method called decoction mash. In that, the rising of mash temperature is achieved each time by talking a portion of the MASH, boiling it, and adding ...
Tetragrammaton's user avatar
9 votes
2 answers
7k views

What is a whirlpool chiller?

What is a Whirlpool Chiller and how does it work? What are the advantages or disadvantages?
brewchez's user avatar
  • 36.2k