Composition of the Atmosphere extended definition. The atmosphere contains many gases, most in small amounts, including some pollutants and greenhouse gases. The most abundant gas in the atmosphere is nitrogen, with oxygen second. Argon, an inert gas, is the third most abundant gas in the atmosphere.
(CNN)Iran has completed the necessary steps in a deal to restrict its nuclear program, meaning international economic sanctions are lifted, officials from the EU and the U.N. nuclear watchdog agency said Saturday. Relations between Iran and the IAEA now enter a new phase.
An overview of O.F.A.C. Regulations involving Sanctions against Iran. This fact sheet provides general information about the Iranian. sanctions programs under the Iranian Transactions Regulations, 31. C.F.R. Part 560, and the Iranian Assets Control Regulations, 31 C.F.R. Part 535.