Encapsulating Milk Particles (image) Aalto University Caption Micro-particles of lactose are traped in self-organized structures made from the thin film metal. The scale bar represents 4 micrometers. Credit Khattiya Chalapat Usage Restrictions None 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.