Cold Energy: This highlights the focus on storing opportunity energy in the shape of considerably small temperatures. It is the counterpart towards the superior-temperature energy saved in heat batteries. More progress of CTES technologies for refrigeration devices is the key activity while in the SINTEF-project KPN PCM-Retailer. The leading objective https://purethermal.co.uk/media-news/pure-thermal-webinar-can-icebat-cold-thermal-energy-storage-provide-an-alternative-cooling-design-option/