The nanoscale particles are capable of acting as {HEAD ~ an oxidant} for {TAIL ~ the conversion} of carbon monoxide to carbon dioxide and as a catalyst for the conversion of carbon monoxide to carbon dioxide 
The nanoscale particles are capable of acting as { HEAD ~ an oxidant } for { TAIL ~ the conversion } of carbon monoxide to carbon dioxide and as a catalyst for the conversion of carbon monoxide to carbon dioxide
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD 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