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Summary
| Description |
English: Liver of sulfur, a mixture of potassium sulfides, is used here to darken some areas of this silver ring. "Oxidizer" and "oxidation" are wrong terms, since this chemical reaction has nothing to do with oxygen. Mauro Cateb, Brazilian jeweler and silversmith. |
| Date | |
| Source | Own work |
| Author | Mauro Cateb |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:01, 17 November 2012 | | 3,686 × 2,928 (1.46 MB) | Mauro Cateb | User created page with UploadWizard |
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