{HEAD ~ The goethite reduction} by a hydrogen stream has {TAIL ~ the advantage} of lowering the migration of non contaminating polar hydrocarbons from the fuel stream to the aqueous phase, at the same time obtaining higher mass yield of final product fuel while the level of target contaminants to be removed is maintained relative to the state of the art process 
has
{ HEAD ~ The goethite reduction } by a hydrogen stream has { TAIL ~ the advantage } of lowering the migration of non contaminating polar hydrocarbons from the fuel stream to the aqueous phase , at the same time obtaining higher mass yield of final product fuel while the level of target contaminants to be removed is maintained relative to the state of the art process
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH