Preserving History with a Click of a Laser | Newswise
Newswise — In the corner of a lab room in Candelaria Hall is a handheld tool that looks similar to a barcode scanner grocery store clerks use at the checkout line. However, this tool is called an X-Ray Fluorescence (XRF) spectrometer, and instead of deciphering the price of a cereal box, the XRF determines what…