17 Gutta-percha, rubber and balata for general industrial use; plastics in bars, blocks, pellets, rods, sheets and tubes for general industrial use; insulating plaster; insulating paint for general industrial use; building insulation; fiberglass fabrics for building insulation; plastic packing for shipping containers; packing padding of rubber or plastic for shipping containers, asbestos and mica for general industrial use; cellulose acetate film used as an industrial or commercial packing material