All kilns, as far as I know, have cool spots. Areas in the kiln that never reach the desired temperature. The result is that anything in those areas will not be processed to the same degree as the rest of the kiln.
After many firings I knew this to be the case in my kiln, but wasn’t sure just where those areas were.
A recent fire polish gave me the opportunity to look at this a little better.
Continue reading Cool Spots in Your Glass Kiln