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Polyvinyl Chloride (PVC or Vinyl) is a high strength thermoplastic material widely used in applications, such as pipes, medical devices, wire and cable insulation...the list is endless. It is the world's third-most widely produced synthetic
The polyethylene is used to make the plastic film that will eventually become the sandwich bags. It is also used in the sandwich bags cousin, the freezer bag. More of a heavy duty polyethylene plastic is used in the freezer bags, as they need to
