The U.S. government decommissioned K-25 in 1985 and permanently shut it down in 1987, kicking off a long process of ...

K-25 Gaseous Diffusion Plant, foreground, the largest building in the world at that time. K-27 extension unit subsequently ...

Around 90 sites across the country are recognized as National Historic Chemical Landmarks, and K-25 is the second to be recognized in Oak Ridge.

The U.S. Department of Energy insists there is no public health threat posed by the Portsmouth Gaseous Diffusion Plant (PORTS), a former uranium enrichment complex in southern Ohio, yet studies ...

From 1945 to mid-1950, the K-25 plant was the only plant producing enriched uranium. During that period, four additional buildings were added at the K-25 site, and two additional Gaseous Diffusion ...

Orano reported that demolition work has started at the two cooling towers of France’s Georges Besse I gaseous diffusion ...

Hundreds of former workers of the K-25 plant in Oak Ridge gathered for a second annual reunion on April 26. K-25, known as the Oak Ridge Gaseous Diffusion Plant during the Cold War, enriched ...

“The gaseous diffusion plant was designed to raise the enrichment from .7 to 36%. … For each increment, time was required to reach equilibrium. Also, the higher the enrichment withdrawn, the lower the ...