… Paving blocks, slabs, bricks, squares, tiles and other articles of … leaded lights and the like; multicellular or foam glass in blocks, panels, plates, shells or similar forms. …
Explanatory notes
… 70.16 - Paving blocks, slabs, bricks, squares, tiles and other articles of … by pressing or moulding (whether or not combined with blowing); they are chiefly used for covering roofs, cupolas … obtained from molten glass into which compressed air is blown or gassing agents are introduced. This gives …