Once a Keg Is Tapped How Long Does It Stay Fresh?
Helene Vallee/Vetta/Getty Images
Once a beer is tapped, it stays fresh for 20 to 30 days. After this time, taste and smell begin to suffer. Craft or microbrewed beers generally go stale faster.
More From Reference.com
Flight Etiquette: What to Do and Not Do on an Airplane
Avoid These Secretly Unhealthy 'Health' Foods
The Question of Congressional Term Lengths and Limits
How Many Times Do You Blink in a Day?
Heredity and Mendel’s Three Principles
Why Are Thousands of Genetically Engineered Mosquitoes Taking Florida by Storm?