19
Construction materials not of metal, namely, building glass; printed glass for construction purposes; window glass; glazed glass for building; windows and doors not of metal; common sheet glass; non-metallic reinforcing plates for concrete and wood construction; glass panels for building construction purposes; glass walls and glass tiles, the foregoing for buildings, furnishing, exterior and interior decoration; glass curtain walls and permanent partitions for construction purposes
21
Glassware, namely, unworked and semi-worked glass, except building glass; decorative printed glass, other than for construction purposes; opaque or translucent enameled glass, other than for construction purposes; decorative lacquered glass, other than for construction purposes; decorative serigraphed glass, other than for construction purposes; decorative painted glass, other than for construction purposes; unworked and semi-worked glass also in the form of sheets and plates used for manufacture of sanitary installations, moveable shower cubicles, moveable shower screens, moveable shower partitions and walls, refrigerator shelves, non-structural glazing, non-structural walls, non-structural partitions, decorative doors, cupboard and furniture doors; household or kitchen containers, not of precious metal, or coated therewith; household or kitchen utensils, namely, pot and pan scrapers, rolling pins, spatulas, turners, whisks not of precious metal, or coated therewith