Precious metal Precious metal A precious metal is a rare, naturally occurring metallic chemical element of high economic value. Chemically, the precious metals tend to be less reactive than most elements (see noble metal). They are usually ductile and have a high lustre. Historically, precious metals were important as currency but are now regarded mainly as investment and industrial commodities. Gold, silver, platinum, and palladium each have an ISO 4217 currency code. The best known precious metals are the coinage metals, which are gold and silver. Although both have industrial uses, they are better known for their uses in art, jewelry, and
Precious Knowledge one ethnic studies elective per year. One month later, Governor Kate Brown required Oregon public schools to offer ethic studies for students in kindergarten through 12th grade and the Seattle School Board claimed they would include ethnic studies in school curriculum. In October of 2017, school administrators in Bridgeport, Connecticut, approved a requirement for high school graduation where students must take a half-year class on African American studies, Latin American/Caribbean studies or perspectives on race. Precious Knowledge Precious Knowledge is a 2011 educational and political documentary that centers on the banning of the Mexican-American Studies(MAS) Program in the Tucson Unified