Any whole Polyethylene Terephthalate (PET, #1) package labeled with the ASTM D7611 "#1, PET or PETE" resin identification code including and not limited to egg cartons, baskets, clamshell containers, cups, lids, cake domes, covers, blister pack without paperboard backing, tubs, deli containers, trays, and folded PET sheet containers. All packages should be free of contents or free-flowing liquids and rinsed. This grade does not include bottles and jars.
Source: Post-Consumer material
Contamination: Including closures (caps, lids, and rings) on bottles is acceptable. Removal of closures is also acceptable.