41. :There are different Nuclear fuel cycles . 42. In a speech last February, Bush said no new countries should be permitted to develop fuel cycle capabilities. 43. Work began on ingenious development of the nuclear fuel cycle infrastructure and nuclear weapons research in the 1970s. 44. Mourogov said regional cooperation in designing reactors and fuel cycle facilities could help reduce concern about weapons proliferation. 45. Nuclear energy policies often include the regulation of energy use and standards relating to the nuclear fuel cycle . 46. 151 Sm is a medium-lived fission product and acts as a neutron poison in the nuclear fuel cycle . 47. The Islamic Republic of Iran has achieved a big success in the field of nuclear fuel cycle technology, 48. Breeding fuel cycles attracted renewed interest because of their potential to reduce actinide wastes, particularly plutonium and minor actinides. 49. If this charge were based on the longevity of the waste, closed fuel cycles might become more financially competitive. 50. Thirty percent goes to the 450, 000 people involved in the uranium fuel cycle , including mining and running nuclear reactors.
