Sentences with phrase «state shutter key»

Not exact matches

Shuttering a key part of PF - 4 abruptly halted two types of sensitive work done nowhere else in the United States, for roughly the next four years: The invasive sampling and analysis of selected aging nuclear weapons cores to ensure that intact models could all still function as intended; and the production of new cores that could be fit into more modern nuclear weapons or replace those pulled apart in testing.