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Claim 1

IN COMBINATION, A BOTTLE HAVING AN INWARD CIRCULAR SHOULDER ON ITS OUTER SURFACE AND A MOUTH DEFINING NECK OF SMALLER RADIAL EXTENT RISING ABOVE SAID SHOULDER, AN OUTWARDLY PROJECTING ANNULAR BEAD ABOUT THE TOP OF SAID NECK, A CIRCULAR HOLLOW CLOSURE SURROUNDING SAID NECK AND MOUTH, SAID CLOSURE HAVING AN OPENING AT THE TOP AND BOTTOM ENDS THEREOF, SAID CLOSURE HAVING AN INWARDLY PROJECTING BEAD AT ITS LOWER END COOPERATING WITH THE NECK BEAD FOR SECURING TO SAID BOTTLE ADJACENT TO THE BOTTOM SHOULDER, THE DIAMETER OF SAID CLOSURE BEING NO GREATER THAN THE OUTER DIAMETER OF THE BOTTLE SHOULDER, SAID CLOSURE HAVING A RADIALLY INWARDLY DIRECTED FLANGE OVERLYING THE MOUTH OF SAID BOTTLE, A GROOVE ABOVE SAID FLANGE CIRCUMSCRIBING A MAJOR INNER CIRCUMFERENCE OF SAID CLOSURE, A RIGID DISK SNAPPED WITHIN SAID GROOVE, THE TOP OF SAID DISK BEING BELOW THE CLOSURE TOP AND PROVIDING A PARTITION THEREACROSS, SAID DISK BEING IN CONTACT WITH THE FLANGE AND ENTIRELY WITHIN THE AREA OF THE CLOSURE OUTER CIRCUMFERENCE THEREBELOW A MINOR CIRCUMFERENTIAL EDGE OF SAID DISK BEING EXPOSED, BUT THE UNDERSIDE OF SAID EXPOSED EDGE BEING IN CONTACT WITH THE CLOSURE OR FLANGE THEREBELOW, SAID COOPERATING CLOSURE AND NECK BEADS HAVING SUFFICIENT RESISTANCE TO DISPLACEMENT SO AS TO NORMALLY RETAIN THE CLOSURE ON SAID CONTAINER NECK IN ASSEMBLED RELATIONSHIP, THUS NECESSITATING PRYING OF SAID DISK WITHIN THE CLOSURE CIRCUMFERENCE TO OBTAIN ACCESS INTO SAID CONTAINER.