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.
Using an infrared thermometer, check the temperature of the converter's front and rear weld rings, to ensure the converter has lit off. Depending on their sizes, most converters begin to light off around 350Âº F, and are fully lit around 500Âº F.