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