Iron(II) oxide (CED0000627)

Iron(II) oxide is an inorganic compound with the chemical formula FeO and an average molecular weight of 71.84 g/mol. Iron(II) oxide belongs to the transition metal oxides, a subclass of transition metal organides within the inorganic compounds. This substance is classified as a mixed metal/non-metal compound. In industrial applications, iron(II) oxide serves as a dye and a pigment, though it is also identified as a degradant or impurity. The compound is found in or released from 22 recorded sources. Within the category of electrical and electronic equipment, it is associated with antennas, auxiliary devices, coils, communication cables or conductors, adjustable resistors, and eight other sources. In the building and construction sector, it is found in floors, ceilings, tents or canopies, and sunshades awnings or outside screens. Additionally, iron(II) oxide is present in household cleaning and consumer products, specifically pipe accessories and other smoking requisites. In the context of food, food processing, and cookware, it is linked to the processing of meats and the preparation of wort.