Isticmaalidda dharka hogaanka ah ee ka ilaaliya shucaaca iyo balaastigga kuleylka lagu xidho ee loogu talagalay xakamaynta wasakheynta warshadaha tamarta nukliyeerka ganacsiga ayaa kor u kac weyn ku yimid 1979 ka dib shilkii nukliyeerka
waxay ku nooshahay Jasiirada Three Mile. Tani waxay keentay in Ron Therrien laga shaqaaleysiiyo Electric Boat's RPS sanadkii 1983 si uu wax uga qabto suuqa balaaran ee alaabada Lancs ee dhammaan warshadaha nukliyeerka ee korontada ku shaqeeya ee ku yaal Waqooyiga Ameerika.