In {TAIL ~ an exemplary embodiment}, {HEAD ~ the sensor} includes an electrically conductive tube having two ends 
In
In { TAIL ~ an exemplary embodiment } , { HEAD ~ the sensor } includes an electrically conductive tube having two ends
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH