See under recorking.
Replacing the cork on wine bottles that have been stored for a long time. The reasons for this can be damaged or brittle corks and thus the risk of oxidation, as well as a drop in the fill level (loss of liquid) that often accompanies this. These two criteria can serve as a basis for decision-making. Individual wineries offer the service of recorking for their best products. As a rule, this should be done every 20 to 25 years. However, since this is associated with relatively high costs, recorking only makes sense for valuable...
In the past, you needed a wealth of encyclopaedias and specialist literature to keep up to date in your vinophile professional life. Today, Wine lexicon from wein.plus is one of my best helpers and can rightly be called the "bible of wine knowledge".
Prof. Dr. Walter Kutscher
Lehrgangsleiter Sommelierausbildung WIFI-Wien