Explanatory notes
… as a coolant. (4) The control rods , of materials with a high neutron absorption capacity (e.g., boron, cadmium, … (“bowl”), of plastic material or steel, rotates at very high speeds. These centrifuges are treated … hexafluoride and helium or hydrogen) is injected at high speed into a highly incurved nozzle. A “paring tube” at …