19 Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; transportable buildings, not of metal; monuments, not of metal; paper (building); cardboard (building); paper board for building; boards (non-metallic) for building purposes; paper-based artificially constructed scenery (sets) used in visual entertainment productions; paper-based artificially constructed scenery (sets) used in film, theatre, television programmes, advertising commercials and photographic shoot sets and backgrounds