Glossary beginning with O

OFE rod

Oxygen-free copper wire rodlexicon.png produced at the Cedynia wire rod plant using UPCAST technology.


Open area (hole) left after the excavation of soil, rock and orelexicon.png from the surface of the earth.


Rock which contains one or more useful elements. Orelexicon.png can be monometallic (containing a single metal) or polymetallic (containing more than one metal)