|Monthly Tech-Tip |
Lead has long been used in ceramic glazes and the hazards or its improper use have also long been known.The book "Research on Leadless Glazes" by William James Furnival was written in 1898 and was dedicated "To all who ardently desire and are working for the betterment of mankind". The book contained much interesting historical information about the use of lead in industries at the time.
For more information please refer to the glossary topic (link below).
|By Tony Hansen|
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Lead Bisilicate Frit
A standard frit of 1 molar part of PbO and 2 of SiO2. It is considered stable and non-leachable.
Lead in Ceramic Glazes
Lead is a melter in ceramic glazes and performs exceptionally well and must be misused to be toxic. It is also now environmentally pervasive. It is toxic and cumulative at any level of exposure.