You could try
Home › Forums › Glass Fusing › General Fusing Discussion › copper 2 oxide › You could try
January 17, 2014 at 9:11 pm #13201
Stephen RichardParticipant
You could try glycerine
Stephen Richard
blogs at: http://www.verrier-glass.blogspot.com/ and http://www.glasstips.blogspot.com/
