lead glaze

基本解释

A fine and large Hu form reddish earthenware vase, the exterior covered with a silvered green lead glaze.
一件大型精美的陶壶，胎身偏红色，外部施以绿彩，表面有银色光泽。
Glass's lead glaze is as a flux to iron, copper, cobalt, manganese material as a coloring agent, together with quartz and made.
琉璃器的釉是以铅作为助熔剂，以含铁、铜，钴、锰的物质作为着色剂，再配以石英而制成的。
Results of practice show that boron glaze is of high-performance, non-poisonous and low cost. So it is able to substitute for lead glaze.
结果证明，硼质釉料无毒、性能优良、成本低，完全可取代有毒的铅质釉。

Was it true that the glaze of old Fiestaware contained dangerous amounts of lead?
NEWYORKER: Good Neighbors
But although the new boron-based glaze now costs only a third as much as the traditional lead-based mix, getting people to change a centuries-old tradition is not easy, says Eduardo Berrocal of Fonart.
ECONOMIST: A battle for lead-free pottery