or deteriorate. There are three technologies used in protecting metal(metallic) structures from corrosion: coatings & linings, corrosion inhibitors and cathodic protection. A technology... that has been in use for over a hundred years to protect metallic structures from corrosion through the process of electrolysis is cathodic protection. Cathodic protection can... be installed on any structure that is submerged or buried in a substance that will conduct electricity (electrolyte), such as the earth, water or other electrolyte. Cathodic protection...