Abbreviations & Acronyms beginning with O:
O/B = on board
OBO = ore/bulk/oil carrier Continued below
OCA = Offshore Contractors Association
OCIMF = Oil Companies International Marine Forum
OCR = optical character recognition
OCS = Outer Continental Shelf
OCSLA = Outer Continental Shelf Lands Act
OD = Outer Diameter
ODT = Oil Down To
OECD = Organization for Economic Cooperation and Development
OES = Office of Emergency Services
OG = Oil and Gas Directorate
OGITF = Oil & Gas Industry Task Force
OGML = Oil, Gas and Mineral Lease
OIAC = Oil Industry Advisory Committee
OLF = Norwegian Oil Industry Association
OMBO = One Man Bridge Operation
OOD = Officer of the deck
OOW = Officer of the watch
OPA 90 = US Oil Pollution Act of 1990
OPEC = Organisation of Petroleum Exporting Countries
OPEX = Operating Expenditure
OPITO = Offshore Petroleum Industry Training Organization
OPITO = The Oil & Gas Academy
OPPR = oil pollution preparedness and response
OPR = Office of Planning and Research
OPRC = International Convention on Oil Pollution Preparedness, Response and Co-operation
OPS = US Office of Pipeline Safety
ORRI = Overriding Royalty Interest
OSCP = Oil Spill Contingency Plan
OSHA = Occupational Safety and Health Administration
OSPAR = Oslo & Paris Convention for the Protection of the Marine Environment of North East Atlantic
OSPR = Oil Spill Prevention and Response
OSRA = Oil Spill Risk Analysis
OSRP = Oil Spill Response Plan
OSRV = Oil Spill Response Vessel
OSV = Offshore Support Vessel
OTO = Oil Taxation Office (of the Inland Revenue)
OWC = Oil Water Contact
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