Whisky Alcohol Percentage -
As whisky ages in a barrel, alcohol evaporates faster than water. In a hot, dry climate (like Kentucky or Texas), a 10-year-old bourbon might drop from 62.5% to 55% ABV. In a cool, humid climate (like Scotland), the ABV tends to drop slower, but the total volume decreases.
As they tasted the whisky, Mr. MacTavish shared more about the experiment. "Our goal was to push the boundaries of whisky production. We wanted to see how a higher alcohol percentage would affect the final product. The result is...intriguing." whisky alcohol percentage
"Ah, Alex, this cask has been a closely guarded secret among our distillers for decades. You see, back in the 1990s, one of our experimental batches was filled into this cask with a rather...unusual...alcohol percentage. While our standard whisky is typically bottled at 40% ABV, this cask was filled at a whopping 55% ABV." As whisky ages in a barrel, alcohol evaporates
This is the vast majority of the market—think Johnnie Walker Black, Jameson, or Jack Daniel’s Old No. 7. As they tasted the whisky, Mr