I ordered the small batch of this today to treat the magnets first that I use and then move ahead with the rest of my contacts.
https://www.highfidelitycables.com/Nanoparticle/NPS1260.php
antigrunge - The copper replacement for the fuse has one MAJOR flaw, you still have the contact resistance of the fuse holder...
... hence my suggestion for Graphene Contact Enhancer from madscientistaudio.com.