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