John Britt is again offering his famous
Learn basic glaze chemistry of clay bodies and glazes.
Covering low, medium and high-fire glazes.
These pictures are from a previous workshop, but I cant wait to take this class in the fall. And class size is small (only 5-7) so you'd better sign up early!
Here are the results from the glaze tests I ran in my studio a few weeks ago. The flash washed things out a bit in this picture, but overall I was happy with the results. Even the glaze with the strange crustiness on the container seemed to fire ok.