{HEAD ~ A process} for removing chromium and {TAIL ~ other heavy metals} including cobalt, nickel, zinc, cadmium, manganese, copper, and lead, from groundwater 1 by separating said heavy metal hydroxide precipitates from said groundwater in a settling tank 
for removing
{ HEAD ~ A process } for removing chromium and { TAIL ~ other heavy metals } including cobalt , nickel , zinc , cadmium , manganese , copper , and lead , from groundwater 1 by separating said heavy metal hydroxide precipitates from said groundwater in a settling tank
HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH