<prompt> Qedela umusho olandelayo: Ukusetshenziswa kwezihlangu zemisebe yoboya obuholayo namaplastiki avalelwe ukushisa ukuze kulawulwe ukungcoliswa ezitshalweni zamandla enuzi ezentengiselwano kwaqala ukukhuphuka kakhulu ngo-1979 ngenxa ye-  <response>: ingozi yenuzi eThree Mile Island. Lokhu kwaholela ekuqashweni kukaRon Therrien kusuka ku-RPS ye-Electric Boat ngo-1983 ukubhekana nemakethe eyandisiwe yemikhiqizo ye-Lanc kuzo zonke izitshalo zamandla kagesi eziphethwe yi-nuclear eziseNyakatho Melika. 