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> > ST Wrote:I have seen a brand of neg-acting board
> > <SNIP> i had huge trouble with the black
> > lightproof covering on the photoboards.
> > It would leave black gum on there which
> > was very difficult to
> > remove without hurting the resist...
> LeonH Wrote:
> I've never had that problem, it always
> comes off very cleanly with no residue
> whatsoever.