Changes

** Anodized aluminum ( vaporizes the anodization away )

** Anodized aluminum ( vaporizes the anodization away )

** Painted/coated metals ( vaporizes the paint away )

** Painted/coated metals ( vaporizes the paint away )

** Stone : Marble, Granite, Soapstone, Onyx. Gets a white "textured" look when etched

** Stone : Marble, Granite, Soapstone, Onyx, Slate (use Marble settings). Gets a white "textured" look when etched

* Marking

* Marking

There is an expensive coating called 'cermark'. This marking compound costs $100 for a small bottle, and must be diluted with ethanol and applied to metal (not ceramics or stone) before being etched to leave behind a permanent dark black mark.

There is an expensive coating called 'cermark'. This marking compound costs $100 for a small bottle, and must be diluted with ethanol and applied to metal (not ceramics or stone) before being etched to leave behind a permanent dark black mark.