Sun-Zhou, UT Arlington (IMAGE) University of Texas at Arlington Caption Alice Sun and Weidong Zhou, UT Arlington assistant professor and professor of electrical engineering, respectively, are building a handheld device that could detect dangerous vapors from a person's breath. Credit UT Arlington 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.