TOPIC EXPLORER

Bottling and Closures

Corks, screw caps and other closures, and how bottles are filled and sealed.

Chart of the storage conditions that change a sealed bottle of wine: temperature, light, humidity, bottle position and closure, with the figures each source gives

How Long Does Wine Last Unopened? Storage, Closures and Quality Changes

Wine labels carry no required expiry date, but sealed wine still changes. What research says about temperature, light, humidity, position and closures, plus a simple storage record.

October 7, 2026Explainer →