Chromatography Featured in Nova Episode

In a story featured in the ?Hot Science? section on the website of the PBS television show Nova, chromatography is used as a method for analyzing residue at the World Trade Center site. The process of adsorption is described, and a link to a ?Color Separator Activity? is provided.

Chromatography Featured in Nova EpisodeIn a story featured in the “Hot Science” section on the website of the PBS television show Nova, chromatography is used as a method for analyzing residue at the World Trade Center site.

The process of adsorption is described, and a link to a “Color Separator Activity” is provided.By using an analogy involving sawdust and magnets, the principles of chromatography are described in an easy-to-understand manner.

The story can be found at: http://www.pbs.org/wgbh/nova/bombingactivity/chroma2.html