These are recycling symbols of famous polymers used in packaging. "Every polymer tells a certain story and we at Passionate Packaging Engineer try to discover them" The Famous Polymers used in Packaging are: #1 - Polyethylene Terephthalate(PET) #2 - High-density polyethylene (HDPE) #3 - Polyvinyl chloride (PVC) #4 - Low-density polyethylene (LDPE) #5 - Polypropylene(PP) #6 - Polystyrene(PS) #7 - Poly-carbonate and others
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