Efficient Thermal Cooling and Heating (image) Fraunhofer-Gesellschaft Share Print E-Mail Caption For thermal processes, a surface is required in order to have enough space for the accumulation of water or water vapor -- as here with an MOF-coated heat exchanger. Credit © Fraunhofer ISE Usage Restrictions The picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned. 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.