Yaxi Hu, University of British Columbia (IMAGE) University of British Columbia Caption Yaxi Hu, a PhD candidate in food science at the University of British Columbia, analyzes a meat sample's spectra against those that have been previously collected in a library. Hu specializes in food fraud detection. Credit Paul Joseph/UBC Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.