{HEAD ~ The base wire} is made of {TAIL ~ high temperature resistant metal}, preferably an iron chromium aluminum alloy 
{ HEAD ~ The base wire } is made of { TAIL ~ high temperature resistant metal } , preferably an iron chromium aluminum alloy
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH