The diagrams illustrate the process of producing glass containers and how they are recycled for reuse.
Overall, the production of glass containers involves heating raw materials to form molten glass, which is then shaped into bottles or containers. Meanwhile, the recycling process includes collecting used glass, sorting it by color, cleaning it, and then remelting it to create new containers.
To produce new glass containers, three main raw materials are used: sand, soda ash, and limestone. These materials are combined and then heated in a furnace at around 1500 degrees Celsius to create molten glass. Once melted, the hot glass is shaped in molds to form bottles or other types of containers, which are then ready for use.
The recycling process begins with the collection of used glass products. These are first sorted based on color, typically into clear, green, and brown glass. After sorting, the glass is thoroughly washed to remove any impurities. It is then crushed into small pieces and melted again. The resulting molten glass is used to produce new glass containers, completing the cycle.