Ultra-sensitive lead detector (IMAGE) University of California - San Diego Caption Experimental setup of the device detecting lead ions in a drop of water. Credit Bandaru Lab/UC San Diego Usage Restrictions Please credit: Bandaru Lab/UC San Diego License Original 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.