In fact, {HEAD ~ the heating system} only provides {TAIL ~ heat} for the perfume reaching the top contacting surface of the wick member 
provides
In fact , { HEAD ~ the heating system } only provides { TAIL ~ heat } for the perfume reaching the top contacting surface of the wick member
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH