In {TAIL ~ an alternate embodiment} of the apparatus, {HEAD ~ a series} of circumferentially and longitudinally spaced perforations are formed in the inner wall member and the depending wall of the cap member 
In
In { TAIL ~ an alternate embodiment } of the apparatus , { HEAD ~ a series } of circumferentially and longitudinally spaced perforations are formed in the inner wall member and the depending wall of the cap member
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH