. "Filed under: Media, Science, Technology ??? Tags: DeLouise at the University of Rochester Medical Center, Environmental Protection Agency, gray goo, Nano Letters, nanoparticles, nanotechnology, Particulate Matter Center, PhysOrg.com ??? David Kirkpatrick @ 8:34 pm As wonderful as all the various nanotechnology applications in medicine, science, technology and other industries are, there are drawba" . . . . .