100 years is off by a bit, but most plastics have a life of 200-2000 years in a landfill. They'll break down. It's the extremely nonreactive but probably toxi

100 years is off by a bit, but most plastics have a life of 200-2000 years in a landfill. They'll break down. It's the extremely nonreactive but probably toxic chemicals like PFAS which are terrifying.