By removing the liquid component one obtains the partially reduced GO, which can be {HEAD ~ further heat} treated to produce {TAIL ~ fully reduced RGO} 
treated to produce
By removing the liquid component one obtains the partially reduced GO , which can be { HEAD ~ further heat } treated to produce { TAIL ~ fully reduced RGO }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL