
Coin PVC Damage: 7 Mistakes You’re Making with Your Collection (and How to Fix Them)
If you’ve been hanging out with us on The Coin Show, our coin collecting podcast, you know there is one phrase that strikes fear into the heart of every numismatist: Green Slime. We aren't talking about a 90s game show. We’re talking about coin PVC damage. Polyvinyl Chloride (PVC) is the silent killer of coin […]








