1019 GMT December 14, 2019
Appreciating the scientists as well as all the staff working in the two nuclear sites, Zarif underlined continued peaceful use of nuclear know-how, IRNA reported.
The foreign minister and the accompanying team were also briefed on the activities at the two nuclear facilities.
Deputy Foreign Minister for Legal and International Affairs Abbas Araqchi and Deputy Foreign Minister for Europe and the Americas Majid Takht Ravanchi are the two senior members of Iran's team negotiating with the P5+1 group — the US, Russia, China, France, Britain and Germany.
The two sides are currently working on a final agreement to end the longstanding dispute over Tehran's civilian nuclear work as a November 24 deadline approaches.
Both Natanz and Fordo nuclear sites are operating under the supervision of the International Atomic Energy Agency (IAEA).