Environmentally friendly, almost electricity-free solar cooling – also serves as a heat pump (WK-intern) - Demand and the need for cooling are growing as the effects of climate change intensify. VTT Technical Research Centre of Finland and German company ZAE Bayern have built an emission-free, solar-powered chiller; a pilot system has been tested in Finland and Germany. The potential market is world-wide, particularly in warm countries.   The production and consumption of solar cooling are simultaneous. A property’s cooling needs are highest when the sun is shining.   VTT and German company ZAE Bayern have developed a solar-powered 10 kW chiller. This absorption