Tag Archives: metals

Rare earth metals or rare earth elements are a collection of seventeen chemical elements located at the bottom of the periodic table.  They are key elements in the manufacture of high technology components, hybrid cars, etc. Rare earth metals are … Continue reading →

Ferrous metals are metals that contain iron. Ferrous metals include steel, stainless steel, pig iron, iron ore and iron oxide. Iron and steel are used in used in everything from building, ship and bridge construction, to the manufacture of automobiles … Continue reading →

Minor metals can be defined as metals that are by-products of other metals according to the LME. Additional criteria has been formulated to define minor metals. Minor metals are used in many end-use applications: rechargeable batteries, lasers, high temperature alloys, … Continue reading →

Precious metals are rare naturally-occurring elements of high economic value. This category includes gold, silver, platinum and palladium. Historically, precious metals were used as currency, but are now regarded mainly as investment and as industrial commodities. These precious metals have … Continue reading →

Base metals are metals that oxidize or corrode relatively easily, and react variably with diluted hydrochloric acid (HCl) to form hydrogen. Examples include aluminum, nickel, lead, tin and zinc. Copper is considered a base metal as it oxidizes relatively easily, … Continue reading →