Ever puzzled by why a plastic bottle is different from a phone case? Or why a toy car may be melted down, but not a
PET plastic, also known as polyethylene terephthalate, is a common thermoplastic polymer. It is a key part of modern manufacturing. You have likely held a
Thermoplastics are an essential type of plastic. They become soft and melt when heated, much like a stick of butter. When they cool down, they
