A standard bourbon barrel holds about 53 gallons. About 3 gallons of bourbon are immediately absorbed into the wood, and approximately 3 percent is lost to evaporation each year of aging – the so-called “angel’s share.”
A standard bourbon barrel holds about 53 gallons. About 3 gallons of bourbon are immediately absorbed into the wood, and approximately 3 percent is lost to evaporation each year of aging – the so-called “angel’s share.”