The manufacture of synthetic resins, plastics materials and non-vulcanizable elastomers, in the form of moulding and extrusion compound, solid and liquid resins, sheets, rods, tubes, granules and powders; cellulosic and other man-made fibres, except glass, in the form of monofilament, multi-filament, staple or tow suitable for further processing on textile machines; and vulcanizable elastomers (synthetic rubber). Not included are the further processing of purchased resin or plastic materials to produce plastics products, film and sheets, which is classified in group 3560 (Manufacture of plastic products n.e.c.); and the throwing, twisting, spinning and weaving of purchased manmade fibres, which is classified in group 3211 (Spinning, weaving and finishing textiles).