Cooling without electrical connection arrives at homes and supermarkets from the ‘startup’ BiofreshTech, which has patented a technology focused on the accumulation of thermal energy. This allows the refrigeration systems of refrigerators, bottle racks or freezers to last more than five days without a power supply. https://valenciaplaza.com/la-climatizacion-sin-conexion-electrica-llega-a-hogares-y-supermercados-con-biofreshtech
