<prompt> Ramba uchinyora ndima iyi - Pashure pokugadziridzwa kwayo, Sweetbrier yakapiwa basa kuCordova, Alaska. Muna February 1976, achienda kunzvimbo yake itsva, mumwe wevafambisi vengarava akaurayiwa paNavy Fuel Facility pier muSan Diego paakawira pakati pechikepe nedoko. Sweetbrier yakasvika pachiteshi chayo chitsva chomumba muna March 1976. Ikoko akapfuurira nokugadziridza kwaaiita zvinhu zvinobatsira pakufamba nengarava, uye kubatsira zvikepe zvomunzvimbo iyoyo zvinobata hove, asi akanga ava kufunga zvimwe. Cordova iri kumucheto kwakadziva kumabvazuva kwenzira yemotokari dzinotakura mafuta kubva kumugumo weTrans-Alaskan Pipeline System muValdez kuenda kuPacific Ocean. Pana January 17, 1980 ngarava inotakura mafuta Prince William Sound yaitakura mabharani 831 000 emafuta asina kuchena yakarasikirwa nesimba ndokutanga kuenda kumhenderekedzo yegungwa. Sweetbrier akapindura, asi nemhepo dzakasvika pamafundo 70 akanga asingakwanisi kuwana tambo yokukweva kuigwa. Pashure pokudzungaira kwamaawa 16, Prince William Sound akakwanisa kutangazve injini dzayo ndokuenderera mberi nenzira yakachengeteka, asi panguva iyoyo akanga ava mamaira gumi bedzi kubva pamhenderekedzo ine mabwe. Pana March 24, 1989, imwe ngarava huru inotakura mafuta yaifamba nenzira imwe cheteyo yakasangana nomugumo wakaipa zvikuru. Exxon Valdez  <response>: yakanyura paBligh Reef muPrince William Sound ichidurura 10,800,000 US gallons 41,000 m3 yemafuta asina kugadzirwa. Sweetbrier yakanga iri rutivi rwokupindura kukuru kweVarindi veMahombekombe kukupararira. Akaita basa rokudzora kufamba kwemhepo, kudzivirira nzvimbo dzinoberekera hove dzesalmon, uye kuita kuti nzvimbo yakachengeteka yakapoteredza ngarava inotakura mafuta isashande. 