First here is the link:
https://itunes.apple.com/WebObjects/MZS ... 0437541431
A few takeaways:
some of the things wood aging provides:
-sugars. 45-50% abv is the best range
-tannins
-lignens. Which turn into phenols
-vanillins. 60-70% abv is best extraction
*Don’t go lower than 45% abv as methanol is extracted
Barrel aging podcast
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