By Yousaf Butt, Asia Times, Aug 16, 2011
Yousaf Butt is a nuclear physicist and is currently serving as a scientific consultant to the Federation of American Scientists on global security issues. Previously, he was a fellow on the Committee on International Security and Arms Control at the US National Academy of Sciences, and on the Global Security Program at the Union of Concerned Scientists.
Consider yourself warned – “[I]n the next few years Iran will be in position to detonate a nuclear device,” so writes Ray Takeyh, confidently, in a recent Washington Post OpEd . Why? Because the Iranian government willingly informed the International Atomic Energy Agency (IAEA) that it would begin installing additional centrifuges with higher capacity to enrich uranium. 
Just like fertilizer can be used to increase crop yields – or make bombs – uranium is a dual use material.