Homebrew PCBs

< > Yup, that's thermal paper - it's the same technology used for printing
> > receipts at just about every point-of-sale system you'll ever come
across.
> >
> 
> They fade if kept in a hot place, or from ultraviolet light.  They'll last
> longer if kept cool and dark, I have a habit of using the dockets as
bookmarks
> and they're still ok 5 or 10 years later.


Oh, and oils, especially the fat from your hamburger, will cause you grief
as well.  Don't put the receipt in with your lunch!

Tony