u003cbr/u003eIn simple terms, u003cstrongu003ewhiskeyu003c/strongu003e is a spirit distilled from fermented grain mash. What makes each type of whiskey different is the type of grain used. The different grains used include wheat, rye, barley, and corn. u003cbr/u003eu003cbr/u003eu003cstrongu003eBourbon u003c/strongu003eis considered to be a bit different because it is an American whiskey, and it has its own specifications of what makes it bourbon. It must be made in the US, be 51% corn and not contain any added flavoring, coloring or additives.u003cbr/u003e