Iodine Crystal Extraction from Tincture
Iodine crystals are semi-regulated the United States. The biggest reason being that it’s one of the precursors in the manufacture of methamphetamine. According to Wikipedia, there are several legitimate uses for pure iodine crystals such as disinfecting, staining, radiocontrasting agents, radioiodines, and organic synthesis. Iodine also has common use in photography as an aid in ...