Supernova is a highly fluid creamy white translucent glaze with a crystalline surface like frost on a window. The gloss glaze surface is opalescent and breaks slightly more cream than white.Apply to: Cone 04 BisquewareNumber of coats: 4 coatsThis glaze performs best at cone 5 but can be fired to cone 6. For best results, leave the inside or back of the form unglazed.Can be fired in a normal medium-speed firing with no special cooling schedule required. To take this glaze to the next level, use a controlled cooling schedule for increased crystal growthThese glazes are prone to running so we recommend stopping your glaze about half an inch above the foot. You can also use a drip tray or soft bricks to protect kiln shelves.Is this glaze food safe? Yes, but due to durability, these glazes are not recommended for food surfaces.