two words: oxalic acid. Don't know where I found this out or how good
or bad it is for the rest of the world, but it's the best rust remover
I've seen. I've also seen citric acid used.
Donald.
> From: "Larry Hoy" <larryhoy@Prodigy.Net>
> Date: Tue, 4 Dec 2001 18:39:23 -0700
>
>
> Just so every one knows, I did search the Shop-talk archives
> <http://www.team.net/cgi-bin/wilma> for this info but couldn't find a
> reference to it.
>
> I'm trying to determine how to best handle rust stains. You know, those
> stains left by rusty water, tools left on concrete, etc.
>
> I know of a product [CLR] that does a respectable job but is designed
> not only for rust but Calcium, and Lime; and becomes a bit pricy for
> large jobs. I'm guessing the rust removal ingredient in CLR is cheap,
> and abundant but I have no idea what it is.
>
> Any suggestions?
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