Nanoparticle safety still unknown: http://news.discovery.com/tech/biotechnology/nanotechnology-safety-120829.htm http://news.discovery.com/tech/biotechnology/na

Nanoparticle safety still unknown: http://news.discovery.com/tech/biotechnology/nanotechnology-safety-120829.htm http://news.discovery.com/tech/biotechnology/nanotechnology-... I know that is a generic article, but is it safe or not? Is it worth the chance to put it in lube as mentioned?