{HEAD ~ The temperature} within {TAIL ~ the kiln} is raised to a level by energizing the heating elements 
{ HEAD ~ The temperature } within { TAIL ~ the kiln } is raised to a level by energizing the heating elements
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH