Section 13 ARTICLES OF STONE, PLASTER, CEMENT, ASBESTOS, MICA OR SIMILAR MATERIAL S; CERAMIC PRODUCTS; GLASS AND GLASSWARE 70 Glass and glassware 70 02 Glass in balls (other than microspheres of heading 70.18), rods or tubes, unwork Commodity Code Description 70 02 10 70 02 20 70 02 31 70 02 32 70 02 39