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