Author Topic: What are the engravings on the bottom of wine bottles for?  (Read 3 times)

Offline aaaa

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What are the engravings on the bottom of wine bottles for?
« on: April 12, 2018, 02:22:00 pm »
It is not a device for the visually impaired, as one could easily imagine. These raised dots are needed only during the production phase of the bottle. They are used to identify the mold, and can easily find and discard a series of defective bottles.





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