Plastic Liner in a Bottle Cap
The plastic liner in the top of a plastic and metal bottle cap actually serves a very distinct purpose. They keep carbon dioxide from escaping. That's important in keeping your drink from going flat.
The plastic liner in the top of a plastic and metal bottle cap actually serves a very distinct purpose. They keep carbon dioxide from escaping. That's important in keeping your drink from going flat.
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Post originally appeared on Upbeat News.