The sensing element can be a disposable element, {HEAD ~ an element} applicable for {TAIL ~ more than one time use}, or a re usable element 
applicable for
The sensing element can be a disposable element , { HEAD ~ an element } applicable for { TAIL ~ more than one time use } , or a re usable element
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH