Superconductor Ring | Watch how this superconductor ring with obsidian facets is made via bit.ly/2yeE61E | By Interesting Engineering | Facebook
Making An Obsidian Superconductor Ring | Patrick Adair Designs an acid-etched superconductor ring with obsidian facets 🙌 | By UNILAD Tech | Facebook
![Making the Superconductor 2.0 Ring | Acid Etched Superconductor with Obsidian Facets Part 2 - YouTube Making the Superconductor 2.0 Ring | Acid Etched Superconductor with Obsidian Facets Part 2 - YouTube](https://i.ytimg.com/vi/AwdYlerYzjM/maxresdefault.jpg)