Difference between revisions of "Mold"

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! Mold or Pellicle? !! Determination
 
! Mold or Pellicle? !! Determination
 
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| [[File:Mold ex1.jpg]] || [https://www.facebook.com/groups/MilkTheFunk/permalink/1307766339251577/ Pellicle, not mold.]
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| [[File:Mold ex1.jpg]] || [https://www.facebook.com/groups/MilkTheFunk/permalink/1307766339251577/ Pellicle or yeast fermentation activity, not mold.]
 
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| [[File:Mold ex2.jpg|500px]] ||  
 
| [[File:Mold ex2.jpg|500px]] ||  

Revision as of 20:52, 6 July 2016

(In progress) First, define mold.

Identifying Mold

Examples

The following table shows examples of pictures of mold or pellicles from the Milk The Funk Facebook group, and the consensus on whether mold is present or not.

Mold or Pellicle? Determination
Mold ex1.jpg Pellicle or yeast fermentation activity, not mold.
Mold ex2.jpg
Mold ex3.jpg Undetermined; the small green area in the middle of the pellicle might be mold.
Mold ex4.jpg Occurred in a clean dubbel after adding prunes; pellicle, not mold.
Mold ex5.jpg Mold growth during kettle souring (Lactobacillus was the only thing added to the wort).
Mold ex6.jpg Mold growth on top of blackberries.
Mold ex7.jpg Small amount of pellicle, not mold.
Mold ex8.jpg Green and fuzzy mold.
Mold ex9.jpg Mold growth on an oak barrel bung. Beer is ok if the mold is scrubbed and removed; recommended to use rubber or silicon for the bung instead.
Mold ex10.jpg Pellicle on top of green grapes, not mold.
Mold ex11.jpg Mold growth on fruit that is floating above the surface of the beer.
Mold ex12.jpg Partial pellicle on a kettle sour; probably a wild yeast contamination from the added fruits. Not mold.
Mold ex13.jpg Mold growth from under-pitching with only one bottle of commercial beer dregs.
Mold ex14.jpg Brettanomyces activity, not mold.
Mold ex15.jpg Probably not mold, but growth from an unidentified and potentially unwanted microorganism.
Mold ex16.jpg Partial pellicle, not mold.
Mold ex17.jpg Pellicle, not mold.
Mold ex18.jpg Image of mold through a hand lens; photo taken by an iPhone by Mark Trent.

See Also

Additional Articles on MTF Wiki

External Resources

References