12 votes
Accepted

What are the most crucial moments for beer contamination?

Just before you add yeast. Your wort will not be heated again Wort is full of nutrients, fullest it was or will be Temperature is optimal for microbiological growth No competition with other microbes ...
Mołot's user avatar
  • 3,718
7 votes
Accepted

Should I rinse my equipment after sanitizing with Star San HB Five Star?

No rinse needed, if you follow the description on the bottle for the proper mix. If I remember correctly, the sanitization compound gets deactivated at a pH that's normal for brewing. There is a nice ...
Oliver Hörold's user avatar
7 votes

How do you let water sit until the chlorine vapours off without any contamination?

Chlorine you can boil off before use, usually a hard boil for 20 minutes will get rid of Chlorine. Unless your water district uses a binder which is rare. Chloramine cannot be boiled off and needs to ...
Evil Zymurgist's user avatar
7 votes
Accepted

Accidentally used 100% unsanitized gear for brew - should I toss it?

Your brew is fine. If there's a problem it will be obvious when you taste it. Relax.
Joe Fitzpatrick's user avatar
6 votes
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Risks of Iodophor

Iodophor's active ingredient is iodine, which is toxic to humans in sufficient doses. The recommended dilutions of iodophor are sufficient to sanitize surfaces and assume that all but a trace of the ...
jalynn2's user avatar
  • 782
6 votes
Accepted

Will this spoil?

Since it's on secondary, contamination risk is low, but for contaminants that have contact with the drink from now on. If the hair is there since the beginning of the fermentation, any possible ...
Rodrigo Borges's user avatar
6 votes

Can I Use My Sanitizers(PBW, Starsan) For Personal Hygiene?-CORONAVIRUS RELATED

No. Use soap and water. Wash your hands for 20-30 seconds and make sure you wash your whole hand. I have no idea what dilution you would have to use to maintain efficacy or what dilution you would ...
Mr_road's user avatar
  • 7,048
5 votes

How to clean little bottler

I would advise popping it out and cleaning it every time, cleanliness is next to godliness or at least next to not having contaminated beer.
Mr_road's user avatar
  • 7,048
5 votes
Accepted

How paranoid about cleaning & sanitization?

The other advice looks good so far. Having a generally clean work space and equipment is very important, and the fully sanitizing equipment only really matters for things that will come in contact ...
BBS's user avatar
  • 933
5 votes
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Can I reuse a bottle that had a sour lactobacillus beer in it?

Bacteria like to hang out in soft surfaces like rubber and plastic, which for us usually includes things like buckets, hoses, and o-rings. Also any metal fittings for your valves, etc. Glass bottles ...
dmtaylor's user avatar
  • 3,415
4 votes
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Adding cold water to malt extract brew

Sanitation is paramount. That said, these are normal instructions for most early brewers. Mostly its because when people get started its assumed they don't make an investment in 8 gallon pots (...
brewchez's user avatar
  • 36.2k
4 votes

Do I really need to sanitise my equipment for 10 minutes?

Before I write my answer, let me say that I'm not sure what's available in the UK. Here in the US, many of us use a product called StarSan, a no rinse sanitizer. However, you can't sanitize a surface ...
CharlieHorse's user avatar
  • 1,152
4 votes
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How to clean little bottler

Yes, if it can be taken apart and reassembled without damaging it. I would disassemble clean and store. Then sanitize and reassemble the valve and sanitize the bucket as a whole before use. A clean ...
Evil Zymurgist's user avatar
4 votes
Accepted

Are there levels of contamination in a beer or is it a case that it's either "contaminated" or "not contaminated"?

First, technically all beer is contaminated, since you pitch yeast. And yes, I'd say pretty much all homebrew (and even commercial beer) is contaminated to some extent. The type and severity of ...
Denny Conn's user avatar
  • 33.4k
4 votes

Can a bad odor from an empty fermenter be a sign of contamination?

I have had a few 'smelly' plastic fermenters in my time, never has greatly impacted the beer coming out of them. If you are concerned then letting a bicarbonate of soda solution sit in them overnight ...
Mr_road's user avatar
  • 7,048
4 votes

Beer having an aroma more like wine/champagne

Simple and IMHO best advice is to continue with the brewing/bottling process as normal. Nothing that has been written above indicates any immediate problem. I would advise not so much opening and ...
barking.pete's user avatar
  • 5,631
4 votes

Spraying Starsan over fermenting wort

Starsan IIRC is a mix of phosphoric acid and a wetting agent (surfactant) to get the solution to stick to the walls of a vessel. While one might be able to do it - I do not advise using starsan to ...
barking.pete's user avatar
  • 5,631
4 votes
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Is it OK to bottle condition using previously contaminated bottles?

If the bottles are very contaminated say with sediment sticking and or even if they have been open for a while and have fungal growth inside. You still don’t need to throw away, do the following: ...
zatbusch's user avatar
  • 536
4 votes

Will this spoil?

I am 95% confident that everything will turn out well. I wouldn't worry about any of it. Mead is difficult to get wrong assuming the fermentation is moving along and if you just leave it alone. ...
dmtaylor's user avatar
  • 3,415
4 votes

Can I Use My Sanitizers(PBW, Starsan) For Personal Hygiene?-CORONAVIRUS RELATED

No. Not because they might not be effective, but because they are not made with your skin in mind. Their pH values, either acid or alkaline, are not compatible with your skin, and products for ...
chthon's user avatar
  • 3,655
3 votes

Off flavours from unsanitized priming sugar

I usually dissolve my sugar in boiling water, before adding it to the bottle or kegs for priming. I have in the past just added half a spoonful of granulated sugar directly to the bottles with no ...
Mr_road's user avatar
  • 7,048
3 votes
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Safe/practical to leave brew equipment in no-rinse sanitation tub throughout the whole brew?

In short, No. Easy clean is not a sanitizer. After cleaning with easy clean, a no rinse sanitizer needs to be used like starsan. I often soak beer equipment for hours in oxyclean, very similar to ...
Evil Zymurgist's user avatar
3 votes

Do I really need to sanitise my equipment for 10 minutes?

I would always recommend following the labeled instructions. Most sanitizers work by oxidizing or rupturing the cell walls of microbes. This doesn't happen instantly.
Evil Zymurgist's user avatar
3 votes

Do I really need to sanitise my equipment for 10 minutes?

Note that this product is both a cleaner and sterilizer. The contact times on the label seem to be more directed at cleaning so it's difficult to figure how much time is required for sterilization of ...
bughunter's user avatar
  • 1,432
3 votes

Recycling/Reusing Bottles?

If you thoroughly rinse and dry your bottles after use and store them in a dust free place, all you need to do before reusing is sanitize them. The sanitation methods above are good, and you can also ...
Captain Clyde's user avatar
3 votes
Accepted

Dangers of non-sterile cider

Basically just wash the apples very well before pressing and practice good sanitation during production. Use a desired yeast instead of chancing with wild fermentation. Few wild yeasts actually ...
Evil Zymurgist's user avatar
3 votes
Accepted

Why would I add water to a cooling wort?

Not everyone can boil the needed full 5 gallons of water at a time. Many times 2-3 gallons are brewed with the extract, cooled, and then the additional 2-3 gallons of water are added to bring the ...
Sam's user avatar
  • 411
3 votes

How paranoid about cleaning & sanitization?

The concept of sanitation itself implies that you have a significant tolerance for undesired microbes, as opposed to sterility where you have to be more careful. If you think that some of your ...
Septimus G's user avatar
3 votes

How paranoid about cleaning & sanitization?

When I first started, I figured I needed to sanitize the living hell out of everything all throughout the brew process. As I've done more and more recipes without incident, I've realized that one need ...
Ryan's user avatar
  • 383
3 votes

What are best practices for cleaning and passivating stainless steel pot/fermenter?

Last thing first. There is no need to worry about passivating the stainless steel. Once cleaned it will re-passivate when in contact with air and the residual moisture from cleaning. Its almost ...
brewchez's user avatar
  • 36.2k

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