Straight whiskey as the higher proof spirit loses most flavoring compounds during the distillation process, and does not gain flavors from barrel aging. Blended whiskey may also contain additives for coloring and flavoring. Canadian whisky, which is typically a blend, also uses straight-whiskey-style spirits as a major flavor component, though Canada does require at least three years of aging (usually in used barrels) to qualify any product as Canadian whisky or as "rye whisky". Straight whiskey Straight whiskey (or straight whisky), as defined in United States law, is whiskey created by distilling a fermented (malted or unmalted) cereal grain mash to create
Bourbon whiskey 90-proof product that it sells as "Devil's Cut". The bottling operation for bourbon is the process of filtering, mixing together straight whiskey from different barrels (sometimes from different distilleries), diluting with water, blending with other ingredients (if producing blended bourbon), and filling containers to produce the final product that is marketed to consumers. By itself, the phrase "bottled by" means only that. Only if the bottler operates the distillery that produced the whiskey may "distilled by" be added to the label. Labeling requirements for bourbon and other alcoholic beverages (including the requirements for what is allowed to be called bourbon