{TAIL ~ An apparatus} 12 wherein {HEAD ~ the electromagnetic radiation producing means} includes means for producing microwaves 
{ TAIL ~ An apparatus } 12 wherein { HEAD ~ the electromagnetic radiation producing means } includes means for producing microwaves
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH