oligo elements for use as therapeutic medicines or components used in the homeopathic field; namely, silver, aluminum, gold, boron, barium, beryllium, bismuth, bromine, calcium, cobalt, brass, chromium, fluorine, iron, germanium, iodine, potassium, lithium, magnesium, manganese, molybdenum, nickel, phosphorous, lead, platinum, sulphur, antimony, selenium, silicon, tin, vanadium, zinc