President Hassan Rouhani unveiled Iran's latest nuclear achievements during a ceremony held in Tehran on Thursday to mark the 9th National Nuclear Technology Day. During the ceremony, which is still underway in northern Tehran, the president unveiled three radioisotopes that are among the country's peaceful nuclear achievements over the past year. President Rouhani also unveiled the country's first-ever indigenous virtual fuel complex, as well as an environmental product. An exhibition of Iran's peaceful nuclear achievements is also being held on the sidelines of the ceremony. President Rouhani paid a visit to the exhibition before entering the hall where the ceremony was underway.