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Office du Niger
The Office du Niger, a semi-autonomous Malian state agency, administers one of West Africa's largest rice irrigation schemes, in the Ségou region, created by France in 1932.
Office of Civilian Radioactive Waste Management
The Office of Civilian Radioactive Waste Management (OCRWM) was a Department of Energy office created by the Nuclear Waste Policy Act of 1982 to dispose of spent nuclear fuel.
Office of Energy Infrastructure Safety
The Office of Energy Infrastructure Safety, or Energy Safety, is a California department under the Natural Resources Agency that approves electrical corporations' wildfire mitigation plans.
Office of Naval Research
The Office of Naval Research (ONR) is the science and technology organization of the U.S. Department of the Navy, established in 1946 to fund basic and applied research.
Office of the Privacy Commissioner of Canada
The Office of the Privacy Commissioner of Canada (OPC) is the independent federal agency that oversees the Privacy Act and PIPEDA, Canada's federal privacy laws.
Office Open XML
Office Open XML (OOXML) is a family of XML-based file formats for documents, spreadsheets, and presentations, standardized as ECMA-376 and ISO/IEC 29500 and default in Microsoft Office since 2007.
Official Airline Guide
The Official Airline Guide (OAG) is a British aviation data company licensing global airline flight schedules, status, and airfare data, tracing its heritage to a printed timetable.
Official state car
An official state car is a government-provided vehicle for a head of state or head of government, ranging from leased limousines to bespoke armored cars.
Offline programming
Offline programming (OLP) is a technique for programming industrial robots on a separate computer, using a 3D simulation of the robot cell so the robot never leaves production, in contrast to teach pendant programming.
Offline reinforcement learning
Offline reinforcement learning, also called batch reinforcement learning, learns decision-making policies from fixed, pre-collected datasets with no environment interaction during training, with applications in healthcare, robotics, and LLM post-training.
Offset agreements
Offset agreements are contracts in which a defense exporter gives the purchasing country industrial benefits, like co-production or technology transfer, as a condition of the arms sale.
Offset printing
Offset printing, also known as offset lithography, is the most common commercial printing method, transferring ink from a plate to a rubber blanket and then to paper.
Offshore drilling
Offshore drilling, also called offshore petroleum drilling, is the extraction of oil and gas from wells beneath the seabed, first done in 1897 off Summerland, California.
Offshore Wind Energy Act (Germany)
The Offshore Wind Energy Act (German: Windenergie-auf-See-Gesetz, WindSeeG) is the German federal law governing the planning, auction, and construction of offshore wind farms, in force since 2017.
Offshore wind power
Offshore wind power is the generation of electricity from wind turbines installed at sea, mostly on fixed seafloor foundations, with 92.5 GW installed globally by 2025.
Offutt Air Force Base
Offutt Air Force Base, formerly Fort Crook, is a US Air Force installation south of Omaha, Nebraska, and the headquarters of United States Strategic Command since 1992.
Ofgem
Ofgem, the Office of Gas and Electricity Markets, is the independent regulator of Great Britain's gas and electricity markets, established in 2000 to protect consumers and set the energy price cap.
Oftel
Oftel (the Office of Telecommunications) was the UK's telecommunications regulator from 1984, created under the Telecommunications Act 1984, whose functions merged into Ofcom on 29 December 2003.
Ofwat
Ofwat, formally the Water Services Regulation Authority, is the economic regulator of the water and wastewater sectors in England and Wales, established at privatization in 1989. It sets water companies' prices.
Ogbele gas field
The Ogbele gas field is an onshore oil and gas field in Rivers State in the Niger Delta, Nigeria, operated by Aradel Holdings and producing since 2005.
OGCh
OGCh (ОГЧ), the Soviet "orbital warhead" carried by the R-36O missile and known in the West as FOBS, could deorbit a thermonuclear weapon onto a target before completing one Earth orbit.
OGE Energy
OGE Energy Corp. is an Oklahoma City energy holding company formed in 1997 around Oklahoma Gas and Electric, a regulated utility serving about 913,000 customers across Oklahoma and western Arkansas.
Ogg
Ogg is a free, open multimedia container format maintained by the Xiph.org Foundation and the native file and stream format for codecs such as Vorbis, Theora, and Opus.
OGK-2
OGK-2, formally PJSC Second Generating Company of the Electric Power Wholesale Market, is Russia's largest thermal power generation company by capacity, with 17,608 MW across 12 regions, controlled by Gazprom Energoholding.
Oglethorpe Power
Oglethorpe Power is a not-for-profit generation and energy asset management cooperative headquartered in Tucker, Georgia, which supplies wholesale power to Georgia's electric membership corporations and co-owns the Vogtle nuclear plant.
OGMA
OGMA – Indústria Aeronáutica de Portugal is a Portuguese aircraft maintenance, repair, and overhaul and aerostructures company in Alverca do Ribatejo, founded in 1918 and majority-owned by Embraer.
Ohanet gas field
Ohanet is a wet gas field in the Illizi Basin of eastern Algeria, near the Libyan border, producing through a facility that treats about 710 million cubic feet of gas per day.
Ohara (glass manufacturer)
Ohara Inc. is a Japanese optical glass manufacturer in Sagamihara, founded in 1935 as Japan's first optical glass specialist; its glass flew on Apollo 11 and Mars rovers.
OHB LuxSpace
OHB LuxSpace is a Luxembourg satellite manufacturer founded in 2004 as a subsidiary of OHB SE, known for its Triton-X microsatellite platforms and ship-tracking satellites.
OHB SE
OHB SE is a publicly traded European aerospace and technology group in Bremen, Germany, employing about 4,000 people, known for the Galileo navigation satellites and the LISA mission.