A method for making a waste bin odor-controlling pad configured to be hung within the waste bin by a connector, comprising providing a mold； providing a connector； positioning a first length of the connector within a mold at a predetermined position within the mold, while keeping a second length of the connector outside the mold； and pouring an active material within the mold； the predetermined position within the mold being selected based on the geometry of the pad to be made.
