IACS
International Annealed Copper Standard: metal ve alaşımlar için kullanılan elektrik iletkenliği birimi (referans olarak standart tavlanmış bakır iletken %100 alınır: 5. 80 × 107 siemens / metre). Institute of Analysis and Scientific Computing Integrated Administration and Control System Indian Association for the Cultivation of Science International Association of Classification Societies International Association for the Cryospheric Sciences.