In {TAIL ~ one embodiment}, a substantially continuous path through the trap device may be maintained or preserved so that deposits form within {HEAD ~ the trap device} except substantially along the path 
In { TAIL ~ one embodiment } , a substantially continuous path through the trap device may be maintained or preserved so that deposits form within { HEAD ~ the trap device } except substantially along the path
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH