Crystal glass, precious and semi-precious stones are exempt, as any lead present is unlikely to migrate and cause any harm.Â However, if the stones are treated with lead or its compounds they will need to comply.Â This impacts on watches and beads and The Laboratory has been inundated with enquiries as to what is meant by âCrystal glassâ.Â Officially âCrystal glass" is defined as glass which contains lead, barium, zinc or potash combined or alone, of at least 10% b…
Saturday in Peebles. This morning Spinel and Emeralds. This afternoon Opals. This evening a traditional Ceilidh. A great day at the conference.
Your item has been added to the basket
You need to create an account, or login before you can add this item to your basket.