By George Lobsenz Officials at Los Alamos National Laboratory halted aqueous processing at the site's plutonium facility last month after the surprise discovery that a mysterious white powdery substance that has been accumulating in emission filters at the facility for years is mostly made up of ammonium nitrate, a potentially explosive compound. Managers of the plutonium facility had long believed the powder seen in the 200 area of the facility was an inert, harmless salt, but had never bothered to…
Powdery Surprise Halts Operations At Los Alamos Plutonium Facility
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