Drawn glass and blown glass, in sheets, whether or not having an absorbent, reflecting or nonreflecting layer, but not otherwise worked
Sheets of glass, drawn or blown, coloured throughout the mass "body tinted" opacified, flashed or having an absorbent, reflecting or nonreflecting layer, but not otherwise worked
Sheets of glass, drawn or blown, but not otherwise worked (excl. glass coloured throughout the mass "body tinted" opacified, flashed or having an absorbent, reflecting or nonreflecting layer)