[sdiy] Plexiglass panels

[David Cornutt]

On Jul 5, 2005, at 9:37 PM, harrybissell wrote:

> There IS an etchant that can be used on aluminum. It is not ferric
> chloride.
> My mother made some etched aluminum trays when I was a child. She's 75
> now and I dare not rely on her memory for the chemical process  :^P
>
>

Hmm.  What if you made a mask, and then painted over it
with alodyne?  Might be pretty hard to read, though.