Also, while {HEAD ~ a cooling function} will be typical for {TAIL ~ most applications}, the technique of the invention could also be used for controlled heating 
typical for
Also , while { HEAD ~ a cooling function } will be typical for { TAIL ~ most applications } , the technique of the invention could also be used for controlled heating
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH