[TheForge] Removing Zinc and Cadium

[terry l. ridder]

hello;

On Fri, 22 Feb 2008, Mitch Quade wrote:

>
> A real easy way to remove Cadium and may
> be zinc is to put the screws in vinegar
> for several hours.
>

yes, this does work. however, the cadmium and zinc
are now in solution with the vinegar. this is now
a liquid hazardous waste to dispose of.

the removal of cadmium and/or zinc by electrolysis
would keep most of the cadmium and/or zinc as solids.

-- 
terry l. ridder ><>