CERAMIC CRUCIBLE Replacement Crucible for Dr. Detox Dr. Detox eliminates the ion contaminates that can cause problems with metal work & ceramics. After using Dr. Detox as recommended, you'll start to see results immediatley. An oven cleaned with Dr. Detox eliminates greening, discoloration, & bubbling in porcelain restorations. Extends the muffle & the themocouple life because there is no longer a need to take the muffle to high temperatures when cleaning the oven as with old-fashion carbon products. Maintains the thermocouple accuracy by removing the ions of various metals that stick to the thermocouple and distort temperatures.