19 Raw materials for ceramics, namely, ceramic tiles, ceramic slabs; terra-cotta for use as building material; sandstone for building; marble, being building material; glass mosaics for use in building; mosaics made of natural stone and stone tile; cladding, not of metal, for building; wainscotting, not of metal; wood panelling; non-metallic flooring; floor tiles, not of metal; floors, not of metal; tiles, not of metal, for building; parquet flooring; reinforcing materials, not of metal, for building; balustrades, not of metal; stair treads, not of metal; doors, not of metal; roofing tiles, not of metal; building glass; tar and pitch; bitumen asphalt; rigid pipes, not of metal, for building; natural stone; artificial stone; building stone; ceramic tiles; non-metal building materials, namely, ceramic tiles, marble, plaster, cement, lime, mortar; monuments, not of metal; roofing, not of metal; transportable buildings, not of metal; paving slabs, not of metal; slabs, not of metal, for building; works of art made of ceramic, stone, wood, marbles, granite, terra cotta; building panels, not of metal