Tennessee whiskey the perceived marketing value of the distinction, Tennessee whiskey and bourbon have almost identical requirements, and most Tennessee whiskeys meet the criteria for bourbon. Tennessee whiskey is one of the top ten exports of Tennessee. According to the Distilled Spirits Council of the United States, as of 2013, the U.S. market for bourbon and Tennessee whiskey reached $2.4 billion, and exports of bourbon and Tennessee whiskey grew to exceed $1 billion. There are two major producers of Tennessee whiskey, Jack Daniel's based in Lynchburg (owned by the Louisville, Kentucky-based Brown-Forman) and George Dickel based in Cascade Hollow near Tullahoma (owned
American whiskey it is aged, it must be aged in used or uncharred oak barrels "at not more than 62.5% alcohol by volume (125 proof)". In practice, if corn whiskey is aged, it is usually aged in used bourbon barrels. Straight whiskey is whiskey that was distilled to not more than 80% alcohol by volume (160 proof) that has been aged for at least two years at a starting alcohol concentration of not more than 62.5%. It has not been blended with any other spirits, colorings, or additives. A straight whiskey that also meets one of the other above definitions is referred