PS plastic, or polystyrene, remains a primary choice for food packaging because of its superior optical clarity and structural rigidity, providing a glass-like presentation for cold and ambient food products. While polypropylene (PP) offers higher heat resistance and polyethylene terephthalate (PET) provides an excellent gas barrier, ps plastic stands out for its specific ability to … Continue reading PS vs PP vs PET: Which Plastic Is Better for Food Packaging?