The tag has no usage guidance.

learn more… | top users | synonyms

7
votes
3answers
3k views

Should I purge my carboy with CO2 before racking to secondary?

I'm thinking this might help prevent oxidation.
6
votes
2answers
453 views

Is oxidation of yeast starters a concern?

We all know oxidation is bad, and cooling hot wort is particularly susceptible to this off-flavor-producing problem. the question is; does oxidation matter for starters? I use a stirplate to aerate ...
6
votes
3answers
734 views

Bubbles in my racking cane.

I've been having some racking issues lately, I can't seem to get a steady flow through the cane and tubing. Would the bubbles or air gaps that I see in the tubing cause oxidation? Moving forward, ...
5
votes
2answers
530 views

Lagering in plastic carboy vs glass

I use plastic PET carboys ("Better Bottle" brand) for fermentation, mainly because they're cheaper, lighter, and safer. I use only chemicals to clean them (no brushes), so I'm not too worried about ...
4
votes
4answers
189 views

Is oxidation beneficial to any beer style or characteristic other than sour?

Our club now has three oak barrels, and while at least one is going to be dedicated to a solera, we'd like to try a couple other brews before we resort to two more soleras. Barrels are known to let ...
4
votes
3answers
171 views

Cold crash with airlock or not

While cold crashing is it right to use a lid with an airlock?Do we risk to get oxygen in the fermentor fron the airlock(and as a result to oxidize our beer) while co2 leaves free space as it "goes" in ...
3
votes
3answers
1k views

How to oxidize my beer during transfer

Let's assume I've read all I can about the pros and cons of racking my beer from primary to secondary and I've decided that I want my lager clear and I'm going to rack away. I've brewed a dozen ...
3
votes
2answers
141 views

Too late to move a brew?

I brewed an IPA yesterday. All went well and it is bubbling away today. However, my friend's brewing fridge/fermenting chamber just freed up and he suggested putting my brew in there. It would ...
3
votes
3answers
759 views

Oxidization during transfer

It has become clear that I need to practice my transfer techniques; I just completed a primary-to-secondary transfer which involved what I'm guessing is a fairly significant amount of aeration. ...
3
votes
3answers
63 views

What's the best way to ship bottles of beer 3000km in hot weather?

I'm worried not so much about breakage/leakage as you can just take precautions with extra padding and good packaging, but more about oxidation with the bottles being shaken up during hot weather. ...
2
votes
1answer
123 views

Oxidation during long primary

So obviously I'm reading all o the advice floating around to skip racking to secondary. And it makes perfect sense. But if I primary a 5 gal batch in a 6.5 gal bucket, does the headspace/surface area ...
2
votes
1answer
160 views

Why do people purge kegs before force carbonating?

What is the point in "burping" a keg right before force carbonating it? When the co2 hits the keg during carbonation it is going to provide a protective blanket to any air above it. I am confused ...
2
votes
2answers
73 views

Effect of temperatures over beer oxidation

Does temperature affect the oxidation of a beer ? Is a beer at a high temperature, let's say 30C (86F), more susceptible to oxidation that one in low temperature near 0C (32F) ?
2
votes
1answer
415 views

Filtering using a keg and a carboy instead of two kegs

I've read that filtering requires two kegs. I've only got one corny keg but I'd like to filter my brew with a canister or plate filter. Do I risk overly oxidizing the beer if I were to filter from a ...
2
votes
2answers
349 views

Adding strawberries to half of a batch - too much oxidation in carboy?

I am currently fermenting a blonde ale, and I was thinking of adding strawberries after primary fermentation. However I don't want a full batch of stawberry ale, so I plan to rack only half of the 5 ...
2
votes
1answer
53 views

Where tanins are good in beers?

Although tanin gives an unpleasant astringent effect in beers, in wines - also, but - it is known as antioxidant and protector against UV light. So, in beers can tanins also be welcome at least ...
1
vote
2answers
155 views

O2-absorbing crowns - do they absorb other things?

I have tried long-term aged beers (year or more) side by side, one with o2-absorbing crowns, one without, and swear by the difference. While it seems you want some oxidation in a long-term-aged beer, ...
1
vote
1answer
69 views

Is the air glug in a conical not causing oxidation?

This is likely a silly question to a lot of you but I'm trying to weigh the pros and cons, no matter how minor, of a conical before I make the jump. I'm maybe too paranoid about oxidation, but one of ...
1
vote
1answer
612 views

using a 6 gallon carboy as a secondary when brewing 5 gallons of beer

I have a 5 gallon glass carboy that I use for a secondary when making 5 gallon batches. I would love to get two batches of beer going at a time and I have a 6 gallon carboy that I've used for wine. ...
1
vote
3answers
90 views

Old homegrown hops

I have been growing and using my own hops for a couple of years now. after harvesting this year I left them out to dry, they have been drying now for a little to long (about two months) they are all ...
1
vote
1answer
71 views

How long to wait to bottle after adding sulfites?

When adding sulfites to a wine, mead, or cider prior to bottling for oxidation prevention, how long should you wait after adding the sulfites before transferring to bottles? Is there a set amount of ...
0
votes
2answers
293 views

Is my beer oxidized?

I brewed a batch of bitter 5 weeks ago, simple recipe with 90 % pale malt and 10 % crystal. IBU is aout 30. I have brewed this beer before, and it was great. Everything went perfect, up until I ...