The First Mourning [SEP] material used
The First Mourning
The First Mourning (in French Premier Deuil) is an oil on canvas painted in 1888 by William-Adolphe Bouguereau. Its dimensions are: 79 / × 99 / inches (203 × 252 cm). This piece of art can be seen at the Museo Nacional de Bellas Artes (Spanish for "National Museum of Fine Arts") in Buenos Aires, Argentina.
This work depicts the moment after Adam and Eve just found the body of their son Abel, who was murdered by Cain
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