<prompt> Qedela le nkulumo elandelayo: Izinkinga zeStone Webster ekwakheni izitshalo zamandla ezivamile zazilingana nezinkinga zayo ekwakhiweni kwamandla enuzi. Ngasekupheleni kwawo-1970, inkampani yayisifinyelele indima ebalulekile embonini yamandla enuzi - ingxenye enkulu yawo wonke amandla enuzi e-United States yayikhiqizwa ezitshalweni ezakhiwe futhi zakhiwa yiStone Webster. Ngo-1975, le nkampani yayikhethelwe ukwakha iClinch River Breeder Reactor. Kodwa-ke, ukwanda kokuphikiswa komphakathi ekwakhiweni kwezitshalo zamandla enuzi, ukubambezeleka okude okulethwe yizikhalo phambi kwamakhomishini ezisetshenziswa umphakathi, kanye nokwanda okuhambisanayo kwezindleko zokwakhiwa kwezitshalo, ezibekwe umkhawulo yi-  <response>: isehlakalo saseThree Mile Island ngo-1979, sabangela ukumiswa kokwakhiwa kwezitshalo ezinkulu zamandla enuzi nokwesulwa kwama-oda amaningi akhona. 