Finally, {HEAD ~ the air} in {TAIL ~ the screw cap} is not pushed into the bottle, which further reduces the amount of oxygen in the neck of the bottle 
in
Finally , { HEAD ~ the air } in { TAIL ~ the screw cap } is not pushed into the bottle , which further reduces the amount of oxygen in the neck of the bottle
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH