Other Uses
- Q.S.C. (Qatari Shareholding Company), a joint stock public or private shareholding company based in Qatar
- QSC, the IATA airport code for São Carlos Airport in Brazil
- QSC, acronym of Quartermaster Service Corps, a former component of the South African Army
- QSC in Australian legal documents refers to Supreme Court of Queensland
- QSC, a radiotelegraphic Q code meaning "are you a cargo vessel" when posed as a question
- qSc, a portion of the equation defining the pitching moment coefficient of an airfoil
- Quay Sailing Club, a sailing club in St. Germans, Cornwall, UK
- Queens Sports Club, a stadium in Bulawayo, Zimbabwe
- QSC&V (Quality, Service, Cleanliness & Value), a quality benchmark used by McDonald's Corporation
- QSC supercomputer (2004–2007), a supercomputer at Los Alamos National Laboratory which replaced the Blue Mountain Supercomputer
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