A trap device including {TAIL ~ at least one substance delivery element} for introducing {HEAD ~ a substance} therein is disclosed 
A trap device including { TAIL ~ at least one substance delivery element } for introducing { HEAD ~ a substance } therein is disclosed
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH