Michelle Shulman, a professor of chemistry at Saint Mary's College of California, gives a hands-on demonstration of
The XRF at the 2009 Forensic Science Workshop
Michelle holds up the XRF to show the display
A close up of the XRF
Michelle listens to a question about the operation of the XRF
Dale Ensor analyzes a fragment of a painting
Michelle explains the operation of the XRF to Jim Dittami and Dave Roll