Le Sat, 11 Apr 1998 19:32:18 +0200, "Deferr François" <fdeferr at omedia.ch> vous écrivîtes: >Patanîe Pongpâ a écrit: > >> >There are some reasons to believe that Gamma-OH(G.H.B)might be >> >potentiated by Si O2 or Silicon Dioxyde. > >Which reasons? SiO2 is sand in its pure state, colloidal form P.P