![How Glass Bottles and Jars are Made | OI](/3wzg0da/72.jpg)
How Glass Bottles and Jars are Made | OI
Glass packaging is made of three natural ingredients: silica sand, soda ash and limestone. The materials are mixed with recycled glass, called "cullet." Cullet is the main ingredient in OI's glass bottles and containers. Globally, our glass containers contain an average of 38% recycled glass; we've manufactured glass bottles with as ...