Abstract: One illustrative system disclosed herein includes an upper filter, a lower filter positioned vertically below the upper filter, at least one incoming air inlet positioned vertically above the upper filter, and a vacuum pump positioned vertically below the lower filter, the vacuum pump including an outlet, wherein an incoming air stream is adapted to flow downwardly through the at least one incoming air inlet, then through the upper filter, then through the lower filter and then out of the outlet of the vacuum pump where it exits as a cleaned air stream.

Abstract: One illustrative system disclosed herein includes an upper filter, a lower filter positioned vertically below the upper filter, at least one incoming air inlet positioned vertically above the upper filter, and a vacuum pump positioned vertically below the lower filter, the vacuum pump comprising an outlet, wherein an incoming air stream is adapted to flow downwardly through the at least one incoming air inlet, then through the upper filter, then through the lower filter and then out of the outlet of the vacuum pump where it exits as a cleaned air stream.

Abstract: A supportive toilet seat wrap for toddlers is disclosed. The toddler toilet seat wrap is comprised of a non-slip flexible sheet that has front, back, and side portions that define an opening to accomodate the toddler. The side portions are long enough to stretch over and thus blanketing an adult toilet seat while the non-slip flexible sheet provides a sanitary and stable platform for the toddler.

Abstract: Sauerkraut is mixed with a predetermined quantity of edible vegetable oil to improve the flow properties of the sauerkraut during packaging in single use film type packages. The vegetable oil also facilitates the removal of the sauerkraut from the package. A method is also provided for flavoring the sauerkraut before it is packaged in single use packages.