I would imagine that a DIY air winnow/air separator machine could be fairly easy to construct using a shop-vac as the vacuum source. Mark Mazer Hertford, NC On Wed, Jul 19, 2017 at 10:57 AM, Jim Barton <jimb@customwindowsupply.com> wrote: > Does anyone know of a small lot bench top seed cleaner for 1-3mm seeds? I > have .5mm, 1mm, 2mm and 3mm screens but they still leave chaff the size of > the seed. > Jim Barton > _______________________________________________ > pbs mailing list > pbs@lists.pacificbulbsociety.net > http://lists.pacificbulbsociety.net/cgi-bin/… > _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/…