4. the operating safety days promoted operating safety Conference at Lake Constance on the 05-06 May 09 in Lindau for the fourth time by the Haus der Technik in cooperation with renowned partners and renowned speakers. The objective of the operational safety days to offer comprehensive information and suggestions for professionals and other interested parties to the currently important issues of operational safety is taking place again at Lake Constance and designed on two days: 11 lectures provided here within the framework of the Conference with a focus on practical experiences and implementation including well-known companies come to Word such as a professional association, two experts and a large approved monitoring body as well. You expect the following contributions: reliability in practical importance of electrical safety for the reliability of fire – and explosion protection for flammable load securing premises in practice are in addition two practical demonstrations on the theme of fire overview of the new and planned TRBSen and their essential core statements also and Plan for explosion protection. Following each lecture a brief discussion is planned, at the end of each day a small discussion between the speakers and the attendees. Frequently Peter Thiel has said that publicly. “Warning: a come will be together on the first evening” buffet place where participants can share their experiences with the speakers and other participants in a pleasant ambience..