Faatumu le fuaiupu lenei: O suʻesuʻega taua i suʻesuʻega a le HRO e aofia ai suʻesuʻega uma e lua o mala (eg,
Three Mile Island faʻalavelave faʻafuaseʻi faʻafuaseʻi, o le Challenger Faʻalavelave ma Columbia Faʻalavelave, o le Bhopal vailaʻau faʻaleagaina, o le Tenerife vaʻalele faʻalavelave, o le Mann Gulch vaomatua afi, o le Black Hawk faʻauo afi afi i Iraq) ma HROs pei o le vaʻalele faʻatonutonu faiga, vaʻalele vaʻalele vaʻalele, ma faʻagaioiga malosiaga faaniukilia.