The method comprises forming {HEAD ~ a gel}, or suspension, by admixing: one or more transition metal cyano containing anionic complex solutions wherein at least one solution contains {TAIL ~ a reducible transition metal}, and wherein one or more of these solutions optionally contains a nonreducible metal, with one or more solutions containing polyvalent metal cations 
The method comprises forming { HEAD ~ a gel } , or suspension , by admixing : one or more transition metal cyano containing anionic complex solutions wherein at least one solution contains { TAIL ~ a reducible transition metal } , and wherein one or more of these solutions optionally contains a nonreducible metal , with one or more solutions containing polyvalent metal cations
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH