If I were to build a pump similar to the one in this video but add the end to a shop vac instead of a hose, would it be able to create enough suction in order to suck up a small pile of dirt or crumbs? Or does a vacuum seal need to be created in order to build suction?
https://www.youtube.com/watch?v=UkPLu6mgdWA
**In before OP is building a penis pump