1 oxides and silicates for the manufacture of pigments, ceramic enamels and glass in the enamels and ceramics industry
2 colorants for use in the manufacture of ceramics lacquers to coat ceramics, chemical solvents, fusible ceramic mixtures for the manufacture of glass and enamels used to coat ceramic parts
19 glass panels, or window glass, ceramic coverings or pavings to cover surfaces (tiling and paving), wall tiles, tiles of clay, glass, gypsum, ceramic or earthenware for floors