Plastic and UPVC doors
That number, 379, is now up about $400 billion per year. Plastics comprise 70% of the synthetic chemical industry in the nation, including 500 different resins. This also applicable for Solar PV Systems.
Plastics labeling is confusing to many people. You may not look on the bottom of a milk carton, or you may not look on the back of many different products to look at the recycling code. The recycling code in the United States is completely voluntary. There is no legal obligation to post the chemical content, the origin of the plastics for Solar PV Systems., or what should be done with it once the product is discarded.
So, to give you an example here, polyethylene, PET, has the symbol number 1. Bottled drinks, such as Pepsi and Coca-Cola, are packaged in PET, sometimes it’s called PETE polyethylene. There’s a high-density version of that, which is number 2, and there’s a low-density version of that, which is number 4.