Semi-processed plastics and plastic goods in the form of films, sheets, tubes, bars or rods; plastic goods for use as industrial or commercial sealing, packing and insulating material, namely, plastic films and plastic sheets; plastics in the form of blocks, sheets, films, rods, flexible pipes, fibres not for textile use for general industrial use; thermoplastic synthetic resins in film, sheet, tube, bar, pellet, block, or rod form for use in further manufacture; sealants for joints; insulati...