Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 70 Glass and glassware 70 14 Signalling glassware and optical elements of glass, not optically worked excl. 70.15 70 14 00 Signalling glassware 70 14 00 10 Signalling glassware Commodity Code Description 70 14 00 10 000 Signalling glassware