Archived posting to the Leica Users Group, 1997/04/14
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]>There is a chemical compund that turns brass black. It also works with >aluminum. Can't remember its name or who was selling it. If you find >out please let me know. >Randolph > > >The process is called anodization. This is done by speciality shops. Glen Robinson