Andrew Turner, University of Plymouth (IMAGE) University of Plymouth Caption Dr Andrew Turner analyses an item of glassware using portable x-ray fluorescence (XRF) spectrometry. Credit Lloyd Russell/University of Plymouth 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.