Don't miss this delightful photo-essay on the production of cork:
- An illustrated guide to the cork production process
The corks are optically sorted: blasts of air are used to send the corks into the right grade bins.
- Making technical corks - part 2 of an illustrated guide to the cork production process
The agglomerate portion of the cork is made up of what would otherwise be waste cork, ground up into 5-8 mm granules. These granules are then cleaned using a steam process, which removes about 80% of any TCA present.