The best mineral tooth is in order to brush the whole material and the resulting color is durable and transparent, the simple and color method is fixed. chromium spelling is used as stats and sulfates. Chrome acetate is hard to break down, but its alkaline spellings such as potassium and sodium folate, which are good teeth, also have constant and durable colors. There are three types of bathrooms for use of chromium tooth in the rose of wool: A – a sweet or oxidation chromium tooth bath: this bath is the most important and common type of chromium tooth. This tooth is oxidizing, and the type of chrome tooth used depends on the type of color that is requested. Bathing water should be completely warm when opening the wool and assistive materials are poured into it, chromium on the wool in large quantities as chromium oxides; to neutralize the environment into this bath, they also add a small amount of stic acid after the dental procedure it should not remove the wool in the vicinity of the lighter. B-shirts that don’t have much use. The chrome tooth bath is revived: Because some natural and chemical colors cannot be replicated by the oxidation procedure (sweetened chromium tooth) because they are allergic to it, so the chromium compound tooth (chrom triple value) should be provided, at this time, Bakerium is used with acid salt or regenerative acids. Choosing the method of toothing is different for coloring for each color, and each color with one of the tooth’s ribs may work better, and these colors choose a better method according to the experience they have.