{HEAD ~ A method} 1 wherein {TAIL ~ the composition} comprises the transition metal ion in an amount from 0.01 to 2.5% 
wherein
{ HEAD ~ A method } 1 wherein { TAIL ~ the composition } comprises the transition metal ion in an amount from 0.01 to 2.5 %
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH