19 - Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal. - Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
42 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; legal services. - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; legal services.