Nanotechnology: New Guidance from NIOSH Helps Employers Develop Surveillance and Screening Programs for Exposed Workers

Here's a surprising fact: When you take an ordinary substance (say, for example, carbon), break it down into individual molecules, and rebuild it into an extremely tiny tube-link structure (constructed of carbon rings and called a "bucky tube"), its chemical behavior is entirely different from the same substance in a larger form (such as a lump of carbon in the form of charcoal). . . . (to read the remainder of this article, please log in below.)