"Marking Material SPI Acronym Marking Material SPI Acronym
Polyethylene Terephthalate Polyethylene Terephthalate PETE Polypropylene Polypropylene PP
High Density Polyethylene HDPE Polystyrene Polystyrene PS
Polyvinylchloride (PVC) Polyvinylchloride (PVC) V All other resins All other resins OTHER
Low Density Polyethylene Low Density Polyethylene LDPE "