This series contains films related to plastics and polymers. All films were labeled as belonging to the Technical Services Laboratory within the Chestnut Run plant and films come from the following Departments: Plastics, Polychemicals, Polymer Products, and Plastic Products and Resins. Some films are of studies or tests of various processes, other films are productions intended for informational or educational purposes. Topics covered are pipe tracing, Teflon processes, blow molding, screw extruders, contour bag machine, extrusion coating, extrusion studies, injection molding, blow molding, runnerless molding, splicing cables, burying cables, plastics, and polymers. There is one film which outlines employee’s pension and retirement benefits and one film specifically about workplace safety. There are shot lists or scripts available for some of the films. In some cases, there is a script for a film that is not in the collection.