In late 2006, the Institute for Science and International Security released intelligence reports and imagery showing the construction of a new plutonium reactor at the Khushab nuclear site.

Under the framework, North Korea agreed to shut down the plutonium reactors and to allow inspections in exchange for fuel supplies and the construction of replacement reactors.

It was five hundred square miles of nuclear nightmare: plutonium reactors, waste recycling plants, high- and low-level facilities for waste storage.

Designed to work in situations where power wasn't available, it had a small plutonium reactor.

Plant 821, a large plutonium producing reactor is located near Guangyuan.

Risen out of the silos, the neutron phase speaker stacks towered monstrously against the sky, obscuring the banks of plutonium reactors and seismic amps behind them.

Within several more years, it could be producing large quantities of fissile material from its uranium enrichment plant and three plutonium reactors.

That would be a twentyfold increase over Pakistan's current plutonium reactor, which arms analysts estimate at 40 to 50 megawatts and able to make fuel for about two warheads a year.

Upon his return to India, Iyengar set about developing plutonium reactors and the Indian political leadership approved the plan in January 1969.

The 1994 agreement succeeded in freezing the North's reprocessing of plutonium for nuclear bombs and shutting a power reactor that had been providing the raw materials for this bomb fuel.