ODM2 Variable Name Controlled Vocabulary ODM2 Working Group A vocabulary for describing the name of Variables. Titanium dioxide Titanium dioxide, also known as titanium(IV) oxide or titania, is the naturally occurring oxide of titanium, chemical formula TiO 2. When used as a pigment, it is called titanium white, Pigment White 6 (PW6), or CI 77891. Wikipedia https://en.wikipedia.org/wiki/Titanium_dioxide Added to support Critical Zone Observatory (CZO) data use cases.