Quote Originally Posted by Alessandro Serrao View Post
you can eliminate the permanganate stain if you dip your clothes in a metabisulfite solution, much like you do with the clearing bath.
There is a good chance that the Permanganate destroys fabric or dyes when it gets reduced to brown MnO2, which means you can remove the brown stain but still end up with stained clothes. This simple device, on the other side, should take care of all stains