Posted on March 7, 2017

Author: Lamar Engel

Date: 7/10/2015

A seal that is set and placed over the end of the bottle to protect the cork from overexposure to extreme temperatures as well as excessive oxygenation. The types and styles of capsules have evolved over the years and were originally lead based but have been more commonly combinations of tin and aluminum. Some capsules are polycarbonate combinations with aluminum.