> After scrubbing the rusty areas, get them perfectly dry then start doping
> them up with the phosphoric acid solution.  It will convert the fast-moving
> red oxide into a more a stable black oxide.  It's still rust but you will
> have slowed the progress from miles per hour to inches per year.  When the
> acid has done its thing wipe the area with mineral spirits and let that dry.
>  Take a stick and mix you can of Rustoleum for at least ten minutes.  Now
> start painting.

The only thing I would add to your excellent advice is to use a good 
undercoating once the primer is dry, if the rust is on the underside of 
the van. I've had vey good luck with Rustoleum products.

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Dirk Wright 						       wright@uspto.gov
"I speak for myself and not my employer"                   1974 Porsche 914 2.0
"A real hifi glows in the dark and has horns"
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