{HEAD ~ Metallation} may be accomplished either at {TAIL ~ that temperature} or at a lower temperature following cooling of the slurry 
accomplished at
{ HEAD ~ Metallation } may be accomplished either at { TAIL ~ that temperature } or at a lower temperature following cooling of the slurry
HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH