1 1 in 5 households and businesses in the U.S. receive their electricity from nuclear energy. 2  Nuclear power facilities can produce energy at a 91% efficiency rate 24/7, with virtually zero carbon emissions.  13% of the worldâs electricity comes from nuclear power plants that emit little to no greenhouse gases.
In general, all post office job applicants must be at least 18 (at time of appointment). There are no maximum age limits for USPS positions. There are a few exceptions that may apply: The minimum age may be lowered to 16 for high school graduates.
Applicants aged 14 â 79 are required to apply for a visa in person through a pre-arranged interview. Applicants under 14 or 80 and over may be eligible to apply by courier. Click here for further information.