The United Nations’ nuclear watchdog accused Iran on Monday of tripling its monthly production of higher-grade enriched uranium.
The International Atomic Energy Agency re-iterated its “serious concerns” about possible military dimensions to Tehran’s nuclear activities.
At a meeting of the 35-nation board of governors in Vienna, Austria, IAEA chief Yukiya Amano told officials there had been a lack of cooperation from the Iranian government following two rounds of talks this year.
Iranian officials stonewalled the IAEA’s request for access to a military side seen as central to its investigation into Tehran’s nuclear programme.
Iran’s refusal to curb sensitive atomic work has led to tough UN and western sanctions including a EU oil ban .
Experts think Iran is closer than ever to producing a nuclear weapon.
Tehran says the more highly refined uranium will be used for medical purposes.