The government defends its decision on the grounds that, if it does decide to build more power plants, owning a major reactor-builder could lead to competition problems.
In order to advance in rank or earn a specific qualification insignia such as lead the watch team in the reactor plant, a qualification board is organized with a sailors superiors and qualified peers to test his or her knowledge.
Some of the suggestions include using molten lead as the coolant for the system, but the reactor would run at a temperature above 700 degrees C. when the material becomes corrosive.