This may be slightly OT, but it is interesting in terms of nanoparticles of precious metals and the fact that we really don't know what they do.
http://www.smithsonianmag.com/specia.../10034946.html Best Regards, Arnold Beland www.atlasnova.com
This may be slightly OT, but it is interesting in terms of nanoparticles of precious metals and the fact that we really don't know what they do.
http://www.smithsonianmag.com/specia.../10034946.html Best Regards, Arnold Beland www.atlasnova.com