(redirected from On-Site-Electrolytic-Chlorination)
OSECOffice Suisse d'Expansion Commerciale (French: Swiss Office for Commercial Expansion; now Swiss Agency for Foreign Trade Promotion)
OSECOcean Systems Engineering Corporation
OSECOn-Site-Electrolytic-Chlorination (Wallace & Tiernan)
OSECOpen Security Evaluation Criteria
OSECOffice of Sustainable Ecosystems and Communities (EPA)
OSECObservatório de Segurança das Estradas e Cidades (Portugal)
OSECOffice Systems Education & Counseling
OSECOvarian Surface Epithelial Cell (biology)