"Sacrificial anode system" means a type of cathodic protection system that uses an anode made of a metal having a lower electrochemical potential than that of the metal component being protected, that is buried in the ground close to the metal surface being protected and electrically connected to the surface being protected.
N.H. Admin. Code § Env-Or 302.44
(See Revision Note at chapter heading for Env-Or 300) #10487, eff 2-7-14