Abstract: An embodiment includes a pivot, a first station comprising: (a)(i) first clamps to secure a first bag, and (a)(ii) first panels to move a front side of the first bag away from a back side of the first bag; a second station comprising: (b)(i) second clamps to secure a second bag, and (b)(ii) second panels to move a front side of the second bag away from a back side of the second bag; at least one processor to: (c)(i) rotate the first and second stations around the pivot to simultaneously locate the first station at a first rotation stage and the second station at a second rotation stage, (c)(ii) clamp the first clamps to the first bag at the first station; moving the second panels away from each other to open the second bag at the second station; and (c)(iii) fill the third bag at the third station.