black spots
Home › Forums › FusedGlass.Org Website Help › Forum Help › Black metallic spots on fused glass backs › black spots
March 12, 2017 at 8:58 pm #13694
glasspanesParticipant
I too have black spots appearing after fusing. I’m wondering if it’s Wissmach glass as well. Just switched to Wissmach never seen this using Spectrum. Anyone out there have any idea what’s up?
