Thingiverse
Handheld Vortex Cannon
by paenian
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A vortex cannon made from a Kirkland brand cup.
You need:
a cup with a 22mm hole in the bottom
2 size 32 rubber bands (yes, they have sizes! Other sizes would work, to varying degrees).
a 7" wide plastic bag. The one I used was 10" long, which is much longer than needed but commonly available.
Assembly video: https://www.youtube.com/watch?v=EMsWm7837aE
You need:
a cup with a 22mm hole in the bottom
2 size 32 rubber bands (yes, they have sizes! Other sizes would work, to varying degrees).
a 7" wide plastic bag. The one I used was 10" long, which is much longer than needed but commonly available.
Assembly video: https://www.youtube.com/watch?v=EMsWm7837aE
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