In food and medical supply packaging, multilayer plastic materials are ubiquitous, particularly because layering polymers can give unique properties, such as heat resistance or oxygen and moisture control, to those films. But those ever-present plastics, considering their usefulness, are difficult to recycle using traditional methods. https://www.corpzo.com/a-new-method-of-recycling-could-minimise-millions-of-tonnes-of-plastic-waste