As seen in this comparison the same still from a Blu-Ray Disc vs
Have a charcoal filter-mouth and a slight tobacco smell
[11] Beer sometimes undergoes a "diacetyl rest", in which its temperature is raised slightly for two or three days after fermentation is complete, to allow the yeast to absorb the diacetyl it produced earlier in the fermentation cycle
If that doesn't work, the next step would be seeking mediation if possible
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