הכתובת על הקיר | 227 נ ס פ ח י ם | The high capital cost of nuclear plants, which combined with lengthy licensing processes, and exacerbated by difficulties in public acceptance in many countries, have led to a much lower than anticipated growth in nuclear energy ; Finally, the ultimate in efficient resource usage is the Fast Breeder Reactor ( FBR ) , a technology that creates more fissile fuel than it consumes . Uranium resources can be extended by a factor of 60 - 100 with the widespread use of breeder technology .
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