{TAIL ~ This intermediary product} can be further processed by direct exposure to carbonate solutions to form a second intermediary product comprising carbon, metal carbonate, and {HEAD ~ oxygen} 
{ TAIL ~ This intermediary product } can be further processed by direct exposure to carbonate solutions to form a second intermediary product comprising carbon , metal carbonate , and { HEAD ~ oxygen }
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 HEAD HEAD HEAD HEAD HEAD