The method comprises {HEAD ~ the first step} of {TAIL ~ heating} with electromagnetic radiation a fluid restrictor, followed by the step of flowing fluid through the restrictor 
of
The method comprises { HEAD ~ the first step } of { TAIL ~ heating } with electromagnetic radiation a fluid restrictor , followed by the step of flowing fluid through the restrictor
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH