Difference between revisions of "Lead glaze"
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== Description == | == Description == | ||
| − | A simple, low firing glaze used on soft paste ceramics. Lead glazes may be sprinkled or thinly painted on a clay body. Lead glazes are used on clay that can be fired below its volatilization temperature of about 1150C. Lead glazes produce a lustrous, opaque surface, but they are no longer in common use because of the potential for lead poisoning. Examples of lead salts used as glazes are: lead antimonate ([[Naples_yellow|Naples yellow]]), [[lead_carbonate | + | A simple, low firing glaze used on soft paste ceramics. Lead glazes may be sprinkled or thinly painted on a clay body. Lead glazes are used on clay that can be fired below its volatilization temperature of about 1150C. Lead glazes produce a lustrous, opaque surface, but they are no longer in common use because of the potential for lead poisoning. Examples of lead salts used as glazes are: lead antimonate ([[Naples_yellow|Naples yellow]]), [[lead_carbonate|basic lead carbonate]], [[lead_chromate|lead chromate]], [[lead_oxide|lead oxide]], [[lead_silicate|lead silicate]], and [[lead_sulfate|lead sulfate]]. |
[[File:52.1546-CR5861-d1.jpg|thumb|]] | [[File:52.1546-CR5861-d1.jpg|thumb|]] | ||
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glaure au plomb (Fr.); loodglazuur (Ned.); vidrado de chumbo (Port.) | glaure au plomb (Fr.); loodglazuur (Ned.); vidrado de chumbo (Port.) | ||
| − | == | + | == Risks == |
Toxic by inhalation or ingestionSkin contact may cause irritation or ulcers.Carcinogen, teratogen, suspected mutagen. | Toxic by inhalation or ingestionSkin contact may cause irritation or ulcers.Carcinogen, teratogen, suspected mutagen. | ||
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</gallery> | </gallery> | ||
| − | + | == Resources and Citations == | |
| − | == | ||
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 445 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 445 | ||
Revision as of 10:43, 6 August 2020
Description
A simple, low firing glaze used on soft paste ceramics. Lead glazes may be sprinkled or thinly painted on a clay body. Lead glazes are used on clay that can be fired below its volatilization temperature of about 1150C. Lead glazes produce a lustrous, opaque surface, but they are no longer in common use because of the potential for lead poisoning. Examples of lead salts used as glazes are: lead antimonate (Naples yellow), basic lead carbonate, Lead chromate, Lead oxide, Lead silicate, and Lead sulfate.
Synonyms and Related Terms
glaure au plomb (Fr.); loodglazuur (Ned.); vidrado de chumbo (Port.)
Risks
Toxic by inhalation or ingestionSkin contact may cause irritation or ulcers.Carcinogen, teratogen, suspected mutagen.
Additional Images
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 445
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Henry Hodges, Artifacts: An Introduction to Early Materials and Technology, Ronald P. Frye, Kingston, Canada, 1988
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000