If you've ever taken a sip from a can of beer to find it tastes a bit stale, overly sweet, or just deeply unpleasant, you're ...

you might feel compelled to stock up — which can sometimes leave you with more than you really need. So, how long does canned beer actually last? Its shelf life depends on how you look at it.

Bottles also can leach in oxygen through the cap over time as the ... but no protective liner existed to prevent metallic leaching in these containers. “And given the long duration that beer would sit ...