free+and+easy
131Free State of Prussia (1918-1933) — Infobox Former Subdivision native name = Freistaat Preußen conventional long name = Free State of Prussia common name = Prussia continent = Europe subdivision = State nation = Weimar Republic era = Interwar period| year start = 1918 date start =… …
132Free space optical communication — In telecommunications, Free Space Optics (FSO) is an optical communication technology that uses light propagating in free space to transmit data between two points. The technology is useful where the physical connection by the means of fibre… …
