Activation of UICC crocidolite: the effect of conversion of some ferric ions to ferrous ions. Authors: Gulumian M, Bhoolia DJ, du Toit RSJ, Rendall REG, Pollak H, et al. Source: Environ Res. 1993; 60:193-206. Babalwa Jekwa2019-04-05T10:18:02+02:00Dec 31st, 1993| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail