Waxad ku sii dartaa faqradahan-- hoos u dhaca ku yimid warshadaha tamarta nukliyeerka ka dib shilkii Three Mile Island
iyo musiibadii Chernobyl, Westinghouse waxay ka baxday xarunta Large horaantii 1990-meeyadii, waxaana booska loo kireeyay kireystayaal ganacsi oo kala duwan. Sanadkii 1994, koox ka mid ah shaqaalihii hore ee goobta ayaa sameeyay Pittsburgh Materials Technology Inc. (PMTI) si ay ugu dhisaan awoodaha ay soo saartay Westinghouse, oo ay ku jiraan daawaha biraha adag ee casriga ah. Sanadkii 2007, PMTI wali waa la dhalaaliyay, processing iyo imtixaanka Alloys sida niobium-saldhig, tantalum-saldhig, iyo vanadium-saldhig isku dhafan ee macaamiisha kala duwan ee labada qaybaha aerospace iyo warshadaha.