Esther Earl. (Redirected from Esther Day) Esther Grace Earl (August 3, 1994 â August 25, 2010) was an American author, internet vlogger, online personality and a Nerdfighter, as well as an activist in the Harry Potter Alliance.
To begin controlled cooling, allow the kiln to cool as fast as it can for the first 300Â° so the controlled portion of the firing is taking place about 300Â° lower than the cut-off temperature.
2) Once the temperature inside the kiln gets above 1000 degrees F., glass begins to soften and melt, and the look will start to change. The glass becomes more stable and around 1200 degrees, you can start doing different kinds of glass artwork.