In {TAIL ~ the preferred embodiment}, {HEAD ~ plate} 48 is composed of a refractory material which conducts and reradiates heat generated by heating elements 38 
In
In { TAIL ~ the preferred embodiment } , { HEAD ~ plate } 48 is composed of a refractory material which conducts and reradiates heat generated by heating elements 38
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH