Sometimes, but unless you know the glaze and/or firing temperature of the tile, we cannot fire them in our kilns.
You can glaze everything but the point where the pot touches the kiln shelf. If you’re doing low-fire work, you can glaze the bottoms and stilt in the kiln to prevent damage to the kiln shelf.
When you are in a class or renting space from us, studio glazes are a possibility. If you are just bringing in work to fire, studio glazes are off limits.
Yes and no. As far as the chemical make-up of the glazes are concerned, yes our glazes are food safe. However, this is entirely dependent upon firing the glaze to its full maturity, as well as how the glaze interacts with your specific clay body (pinholes, crazing, and cracking all technically deem glaze non-food...
Any commercial glaze (glaze manufactured by a company), will have a food safe label on it if it is, in fact, food safe.