<prompt> Pedzisa mutsara unotevera: Mubhuku rake rinonzi Normal Accidents, Charles Perrow anoti kukundikana kusingatarisirwi kwakavakirwa muzvirongwa zvevanhu zvakaoma kunzwisisa uye zvakabatanidzwa zvakasimba zvemichina yenyukireya. Zvivako zvinogadzira simba renyukireya hazvigoni kushanda pasina tsaona huru. Tsaona dzakadaro hadzigoni kudziviswa uye hadzigoni kurongwa. Chikwata chinobatanidza zvidzidzo kubva kuMIT chakafungidzira kuti, zvichipiwa kukura kunotarisirwa kwesimba renyukireya kubva muna 2005 kusvika muna 2055, tsaona huru ina dzenyukireya dzaizotarisirwa munguva iyoyo. Kusvika pari zvino, kwave kune tsaona dzakakomba shanu kuparadza kukuru munyika kubvira muna 1970 imwe pa  <response>: Three Mile Island muna 1979; imwe paChernobyl muna 1986; uye nhatu paFukushima-Daiichi muna 2011, inoenderana nekutanga kwekushanda kwechizvarwa chechipiri chemagetsi. Izvi zvinoguma nenjodzi imwe yakakomba inoitika paavhareji pamakore masere munyika yose. 