The deployment of the pouch causes the fragrance microcapsules to break, thereby enabling {HEAD ~ the air} that is contained inside {TAIL ~ the pouch} to become laden with fragrance 
is contained inside
The deployment of the pouch causes the fragrance microcapsules to break , thereby enabling { HEAD ~ the air } that is contained inside { TAIL ~ the pouch } to become laden with fragrance
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH