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National Museum of Nuclear Science & History

Oral Histories

Keith Klein’s Interview

Keith Klein has worked for the Atomic Energy Commission and the U.S. Department of Energy since graduating from college. In this interview, he recounts the timeline of his tenure with the AEC and DOE. He held positions on their Liquid Metal Fast Breeder Reactor program, nuclear waste disposal, and with Tritium production. Klein was active in the efforts to clean up the Rocky Flats plant site after the FBI raid in 1989 and coordinated the opening of the Waste Isolation Pilot Plant (WIPP) in Carlsbad, New Mexico. He oversaw the DOE’s cleanup effort at Hanford, and was fundamental in establishing DOE’s Office of River Protection. Klein speaks to the current debate and myths surrounding nuclear waste cleanup, the challenges that remain and the progress that has been made, and his vision for the future.

Ernest Tremmel’s Interview

Ernest Tremmel was a civil engineer who worked on the Manhattan Project for the Army Corps of Engineers, as a purchasing officer. He went on to work for the Atomic Energy Commission (AEC) for many years and as a nuclear energy consultant. In this interview, Tremmel discusses the secrecy of the Manhattan Project and how he learned the goal of the project. He recalls interacting with General Leslie R. Groves, Admiral Hyman Rickover, and other AEC commissioners as well as directors of energy companies. Tremmel explains what made this period, and the quest to build nuclear reactors, so exciting. He also remembers witnessing a nuclear bomb test after the war.