Twisty Pipe

This is a cannabis / tobacco pipe with a twist! Made of linear extrusions in OpenSCAD, the pipe has an hourglass shape with a small hole running down the middle as per usual for a straight pipe such as a chillum or a one-hit. It also, however, has holes in the weave at each end for letting aeration occur.

Depending on how you load, light, and draw you will get different results i believe, though the device is untested. You can if you wish, purchase one at ShapeWays in glazed ceramic with t