Archive of the former Yahoo!Groups mailing list: 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