A quick google brought up some interesting results: http://phys.org/news/2011-02-skin-cell-gun-drastically.html http://phys.org/news/2011-02-skin-cell-gun-dras

A quick google brought up some interesting results: http://phys.org/news/2011-02-skin-cell-gun-drastically.html http://phys.org/news/2011-02-skin-cell-gun-drastically.html http://www.usatoday.com/story/news/nation/2014/01/09/treatment-a-breakthrough-for-burn-victims/4402521/ http://www.usatoday.com/story/news/nation/2014/01/09/treatme... https://en.wikipedia.org/wiki/Skin_cell_gun https://en.wikipedia.org/wiki/Skin_cell_gun