Detecting Mercury with a Mobile Phone (image) FECYT - Spanish Foundation for Science and Technology Share Print E-Mail Caption The mobile detects the differences in the color of various membranes submerged in waters with varying mercury concentrations. Credit J. M. García et al. Usage Restrictions None Share Print E-Mail 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.