Absorbent storage insert for container cap

Claim 1

IN COMBINATION, A CLOSURE MEMBER FOR A CONTAINER, SAID CLOSURE MEMBER BEING MADE OF MOLDABLE, PLIABLE, NON-STRETCHABLE PLASTIC MATERIAL AND HAVING AN AXIAL BORE EXTENDING TO THE LOWER END THEREOF, SAID BORE HAVING A FLAT, TRANSVERSE UPPER SURFACE AND A CYLINDRICAL PERIPHERAL SURFACE, SAID MEMBER HAVING MEANS FOR ENGAGEMENT WITH SAID CONTAINER, AND A RECEPTACLE OF MATERIAL SUBSTANTIALLY SIMILAR TO THAT OF SAID CLOSURE MEMBER, SAID RECEPTACLE HAVING A CYLINDRICAL PERIPHERAL WALL EXTENDING FRICTIONALLY INTO SAID BORE AND HAVING A BOTTOM WALL AND BEING OPEN AT THE TOP, SAID RECEPTACLE EXTENDING SLIGHTLY BELOW THE BOTTOM OF SAID BORE, SAID PERIPHERAL WALL OF SAID RECEPTACLE HAVING AN UPPER SURFACE WITH A PLURALITY OF CIRCUMFERENTIALLY SPACED PINS EXTENDING UPWARDLY THEREFROM, SAID PINS ENGAGING THE UPPER SURFACE OF SAID BORE, THE LENGTH OF SAID RECEPTACLE INCLUDING SAID PINS EXCEEDING THE LENGTH OF SAID BORE, SAID PERIPHERAL WALL OF SAID RECEPTACLE HAVING A PLURALITY OF GROOVES IN ITS OUTER SURFACE EXTENDING FROM THE TOP THEREOF TO AT LEAST THE BOTTOM OF SAID BORE, THE THE TOP THEREOF TO AT LEAST THE BOTTOM OF SAID BORE, THE HEIGHT OF EACH PIN BEING AT LEAST AS GREAT AS THE RADIAL DIMENSION OF THE GROOVE, SAID GROOVES BEING CIRCUMFERENTIALLY SPACED AND SERVING AS DUCTS PERMITTING GAS FLOW COMMUNICATION BETWEEN THE INTERIORS OF SAID RECEPTACLE AND SAID CONTAINER WHILE GRANULAR MATERIAL OF PARTICLE DIAMETER GREATER THAN THE TRANSVERSE DIMENSION OF SAID DUCTS IS CONFINED WITHIN SAID RECEPTACLE.