Finally, after 2 long weeks of waiting our kilns were opened and my tests have seen the day light for the first time:) On the test tiles glazes look nice and more or less up to my expectations... BUT... the very unusual results can be seen on a bigger piece that was decorated with black glaze and black body stain... My glazes turned out BLUE in places instead of transparent gray and white over black background!!! :D Well that's what you get when you trust commercial colours I guess. It turns out that cobalt oxide (used as one of ingredients of this particular body stains) decided to show up in places. Normally I like blue but this time it's out of place and the shade is too dark for this project. I'm slightly disappointed with my matt and glossy tests as well. They are nice glazes but again not pure enough for this batch of work. The matt glaze has shiny satin finish and pink flash when thick (the flash could be cosed by other glaze that was standing very close in the