Brake part cleaner works GREAT on verdigris !!!!!!!

[David Nereson]

gordon stelter wrote:

>There. Now I've yelled it. Saved me FIFTEEN HOURS on
>this gummed-up rail, I'm sure!
>     Cheers,
>      Thump
>
>P.S. I did follow it with carb cleaner, but I'll try
>the brake cleaner alone, on the next one. 
>"Gummy jacks, Iiii's a comin'" !!!
> 
>  
>

I imagine it does a similar job as starter fluid (active ingredient:  
ether), which also seems to dissolve vertigris and make it go away, at 
least temporarily.  But does it, like mildew, return eventually?
    --Dave Nereson, RPT