… of a kind used in the ceramic, enamelling or glass industry; glass frit and other glass, in the form of powder, …
Explanatory notes
… of a kind used in the ceramic, enamelling or glass industry; glass frit and other glass, in the form of powder, … above 300 °C, after application. The goods are used to produce a coloured or opaque surface in the course of … enamels and glazes are mixtures of silica with other products (feldspar, kaolin, alkalies, sodium carbonate, …