secondary energy source

Primary energy is in a form which often cannot be used by the consumer e.g. coal, tidal energy, geothermal energy. It is therefore transformed into secondary energy - a usable form e.g. electricity, hot water through a process which, in general, is associated with substantial energy loss.

This glossary is provided by Dussmann Service, the largest multi-service provider worldwide. Dussmann Service offers integrated facility management, technical management , catering (e.g. for hospitals, seniors' facilities, child care facilities, schools and universities), security and fire services, reception, cleaning services, vehicle valeting, commercial management and energy management for companies and organizations in both the business & industry and the social and care sectors.

Dussmann Service is represented across the world by its international subsidiaries. Inquiries can also be addressed to contact persons at headquarters in Berlin. Dussmann Service, like Kursana, Dussmann Office and Dussmann das KulturKaufhaus is a division of the Dussmann Group.