.

Similarly, does Bourbon go bad?

As with most hard liquors, bourbon doesn't go bad. So it's more of a question of how bad the quality of the bourbon can get over time. Once you open the bottle of bourbon, the alcohol will start to evaporate slowly over time. With the addition of oxygen, the contents slowly begin to change.

Secondly, how can you tell if whiskey has gone bad? How To Tell If Whiskey Has Gone Bad

1. Check the color – As some of the watery components evaporate, whiskey may become darker and slightly syrupy.
2. Taste it – if it is less strong than you're used to, with noticeable changes in flavor, it is likely old.

Also Know, what is the shelf life of bourbon?

The shelf life of bourbon is indefinite, but if bourbon develops an off odor, flavor or appearance, it should be discarded for quality purposes.

How long can you keep an open bottle of whiskey?

Opened whiskey has a shelf life of between six months and two years. What happens in the bottle during that time? First alcohol evaporates and the taste of the whiskey becomes smoother. Furthermore, the air in the bottle contains active gases that slowly react with the flavour substances of the whiskey.