After much thought, reading, note-taking and collaboration with fellow potters, I think I have discovered the reason why I have had pin holes. #1:  The glazes were too thick. So early spring, I adjusted my glazes. The result was perfect on two of the three clay bodies. #2: It is a particular clay-body.   After talking with my clay supplier and showing them my test tiles, we agreed that it must be the clay body. I also learned that this particular clay-body under went some “important changes” a couple years ago. Coincidentally, that is when I started having the troubles. So, … Continue reading News! Not Breaking but News . . .