Posted in Arts, Government & Military, Information Technology C4 stands for Channel 4 (UK Terrestrial Television) C4 stands for Carrera 4 (Porsche 911 model) C4 stands for Butane C4 stands for Middle C (piano keyboard) C4 stands for Command, Control, Communications, and Computers (US DoD) C4 stands for Composition 4 (explosive) C4 stands for Combat Casualty Care Course C4 stands for Schedule IV Controlled Substance (USA) C4 stands for Chaos Computer Club Cologne (German computer club in Cologne member of the CCC family) C4 stands for Center for Clouds, Chemistry and Climate C4 stands for Fourth-Generation Corvette (Chevrolet) C4 stands for Trident I Missile C4 stands for Controlled Collapse Chip Connect C4 stands for Controlled Collapsed Chip Connection C4 stands for Call Centre Consulting Connection (Canada) C4 stands for Central CONUS Control Center (GPS) C4 stands for Care, Competence, Control and Communications (Teksystems project management methodology)