Quote:
You can use them, just add a desiccant bag inside with the slab.
I recommend a nice, harshly cleaned copper cent in there too as a sacrificial absorber of anything that finds its way in. Steel wool works great!
Lincoln Cent Lover!VERDI-CARE™ INVENTOR
https://verdi.care/
Edited by BadThad
02/04/2026 5:00 pm