Chronology | Current Month | Current Thread | Current Date |
[Year List] [Month List (current year)] | [Date Index] [Thread Index] | [Thread Prev] [Thread Next] | [Date Prev] [Date Next] |
On 12/04/2014 03:41 PM, LaMontagne, Bob wrote:
I thought the injection of dye into the water to see the vortex ring was pretty specialConstructive counter-proposal: Make or buy a vortex cannon
https://www.google.com/search?q=vortex+cannon
and fill it with smoke.
https://www.google.com/search?q=vortex+cannon+smoke&tbm=isch
https://www.google.com/search?q=vortex+cannon+smoke&tbm=vid
This strikes me as in every way easier and better than the
so-called half-vortex in the water.