||Cadmium was discovered in Germany in 1817 by Friedrich Strohmeyer. Cadmium and its compounds are toxic, however it was used to treat many illnesses in the early 1900's.
||Cadmium is used in some of the lowest melting alloys. It is also used in bearing alloys, because of its low coefficent of friction and good fatigue resistance.
||Cadmium forms various salts, which are used in paint pigments. These pigments are toxic. The most common pigments are yellow pigments and red pigments.
||The majority of cadmium is used to create batteries. In NiCd batteries, the nickel and cadmium are used as electrodes. These batteries are rechargeable and efficient.