The result of this flow behavior is {HEAD ~ sub optimal oxidation} of {TAIL ~ the hydrocarbons} released by the adsorber 
of
The result of this flow behavior is { HEAD ~ sub optimal oxidation } of { TAIL ~ the hydrocarbons } released by the adsorber
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH