US nuclear reactor prototype completes 2,000 hours of testing before full build
SMRTR summary
Kairos Power has completed the first testing phase of a non-nuclear reactor cavity mockup for its Hermes 2 plant in Tennessee, evaluating modular radiation shielding and remote maintenance systems. The 2,000-hour program used 3D-printed concrete forms and tested shielding plug designs, helping standardize construction methods before full commercial deployment begins.
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