![Dynamic-Content-Widget-C9724C3-1 1 1930S](https://www.csiclosures.com/wp-content/uploads/2021/08/1930s.jpg)
1930s
Aluminum closures were first developed at Alcoa’s New Kensington, PA research lab. The first commercial aluminum closure was called a “Goldy”, due to the bright gold coating. The first major customer was H.J. Heinz, which used the popular Goldy closure to seal sauces and ketchups.