Crystal~Glass has 10% or more lead oxide (or 10% or more, of zinc, barium, or potash, alone, or mixed) in the glass mix. Clearer than soda glass and better reflected colour.
Crystal~Glass has 10% or more lead oxide (or 10% or more, of zinc, barium, or potash, alone, or mixed) in the glass mix. Clearer than soda glass and better reflected colour.