O&M
OAQPS
OFFICE OF AIR QUALITY PLANNING AND STANDARDS
OCIS
OSHA COMPUTERIZED INFORMATION SYSTEM
OCS
OUTER CONTINENTAL SHELF
ODCs
OZONE-DEPLETING COMPOUNDS
ODP
OZONE-DEPLETION POTENTIAL
ODS
OZONE-DEPLETING SUBSTANCES
OECD
ORGANIZATION OF ECONOMIC COOPERATION AND DEVELOPMENT
OEETD
OFFICE OF ENVIRONMENTAL ENGINEERING AND TECHNOLOGY DEMONSTRATION
OEL
OCCUPATIONAL EXPOSURE LIMIT
OEM
ORIGINAL EQUIPMENT MANUFACTURER
OEPER
OFFICE OF ENVIRONMENTAL PROCESSES AND EFFECTS RESEARCH
OER
OFFICE OF EXPLORATORY RESEARCH
OHEA
OFFICE OF HEALTH AND ENVIRONMENTAL ASSESSMENT
OHM’S LAW
Electric current flow is directly proportional to the voltage and inversely proportional
to the resistance.
OHR
OFFICE OF HEALTH RESEARCH
OHST
OCCUPATIONAL HEALTH AND SAFETY TECHNOLOGIST
OIL OF VITRIOL
Oil of Vitriol is the common name for sulfuric acid.
OM&M
OPERATION MAINTENANCE AND MANAGEMENT
OMB
OFFICE OF MANAGEMENT AND BUDGET
OMMSQA
OFFICE OF MODELING MONITORING SYSTEMS AND QUALITY
ASSURANCE
OPA
OIL POLLUTION ACT
OPIC
OVERSEAS PRIVATE INVESTMENT COUNCIL
ORD
OFFICE OF RESEARCH AND DEVELOPMENT
ORGANICS
Material whose origin can be traced to a living thing as a
vegetable oil; usually is
an impurity but can be useful as in brighteners.
ORM
OTHER REGULATED MATERIAL
ORP
OXIDATION-REDUCTION POTENTIAL
ORPM
OFFICE OF RESEARCH PROGRAM MANAGEMENT
OSHA
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION
OSHRC
OCCUPATIONAL SAFETY AND HEALTH REVIEW COMMISSION
OSPRE
OFFICE OF SCIENCE PLANNING AND REGULATION EVALUATION
OSRP
OIL SPILL RESPONSE PLANNING
OSTI
OFFICE OF SCIENTIFIC AND TECHNICAL INFORMATION
OSTP
OFFICE OF SCIENCE AND TECHNOLOGY POLICY
OSW
OFFICE OF SOLID WASTE
OSWER
OFFICE OF SOLID WASTE AND EMERGENCY RESP0NSE
OTA
OFFICE OF TECHNOLOGY ASSESSMENT
OTTRS
OFFICE OF TECHNOLOGY TRANSFER AND REGULATORY SUPPORT
OUST
OFFICE OF UNDERGROUND STORAGE TANKS
OUT-OF-CONTROL
A process that exhibits variations larger than the control limits is said to be
out-of-control.
OXIDATION
The reaction taking place at an anode. Some oxygen can be generated. A soluble anode
dissolve to replenish the
metal being plated at the cathode.