MagnifiSense EM Radiation Patterns (IMAGE) University of Washington Caption Appliances and vehicles such as cars, buses and trains emit a unique pattern of electromagnetic radiation, based on the combination of electrical components that make them run. Credit University of Washington Usage Restrictions With credit 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.