Examples of {HEAD ~ the oxidizable metal powder} supported by {TAIL ~ the substrate} include iron powder and aluminum powder 
supported by
Examples of { HEAD ~ the oxidizable metal powder } supported by { TAIL ~ the substrate } include iron powder and aluminum powder
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH