Vortex guns are those thing-of-the-movies type guns which can fire doughnut-shaped rings of air. Vortex guns have stayed as toys and odd gadgets for years, until now. But a U.S. lab is recently ...
Vortex guns capable of firing doughnut-shaped rings of air have sat around as toys or oddball gadgets for years. Now a U.S. lab has added an extra kick with electrically charged rings that could clear ...
Vortex guns capable of firing doughnut-shaped rings of air have sat around as toys or oddball gadgets for years. Now a U.S. lab has added an extra kick with electrically charged rings that could clear ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results