means for releasably sealing {TAIL ~ the inlet end} of {HEAD ~ the nozzle} to the front end of the tubular member with said openings in communication 
means for releasably sealing { TAIL ~ the inlet end } of { HEAD ~ the nozzle } to the front end of the tubular member with said openings in communication
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH