Glossary

L
Lead Oxide
Lithia

Lead Oxide
Plumbous oxide (PbO).
A low temperature flux. Glazes using this material should be tested for lead release, particularly if they are to be used as Tableware. Toxic.

Lithia
Lithium oxide (LiO₂)
A vigorous flux often used as partial replacement for Soda and Potash.
A basic oxide (Alkali).

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