Papyrus 46 [SEP] material used
Papyrus 46
Papyrus 46 (in the Gregory-Aland numbering), scribal abbreviation formula_1, is one of the oldest extant New Testament manuscripts in Greek, written on papyrus, with its 'most probable date' between 175 and 225. Some leaves are part of the Chester Beatty Biblical Papyri ('CB' in the table below), and others are in the University of Michigan Papyrus Collection ('Mich.' in the table below).
Contents.
formula_1 contains most of the Pauline epistles, though with
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