lead glaze

基本解释

A fine and large Hu form reddish earthenware vase, the exterior covered with a silvered green lead glaze.
一件大型精美的陶壺，胎身偏紅色，外部施以綠彩，表麪有銀色光澤。
Glass's lead glaze is as a flux to iron, copper, cobalt, manganese material as a coloring agent, together with quartz and made.
琉璃器的釉是以鉛作爲助熔劑，以含鉄、銅，鈷、錳的物質作爲著色劑，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.
結果証明，硼質釉料無毒、性能優良、成本低，完全可取代有毒的鉛質釉。

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