Sea of the Ear [SEP] material used
Sea of the Ear
Sea of the Ear is a public sculpture by Takashi Soga located in Lincoln Park on the north side of Milwaukee, Wisconsin. "Sea of the Ear" is a kinetic work made of galvanized steel and painted bright red. The artwork was commissioned by the Milwaukee County Percent for Art Program.
to cathodically protect metals that are exposed to sea water. A zinc disc attached to a ship's iron rudder will slowly corrode while the rudder stays intact. Similarly, a zinc plug attached to a propeller or the metal protective guard for the keel of the ship provides temporary protection.
With a standard electrode potential (SEP) of −0.76 volts, zinc is used as an anode material for batteries. (More reactive lithium (SEP −3.04 V) is used for anodes in lithium batteries ). Powdered zinc is used in