ACRONYMS AND ABBREVIATIONS 1369
RH—Relative Humidity
RHA—Regional Health Authority (UK)
RI—Remedial Investigation
RI—Return Interval
Ri—Richardson Number
RIA—Regulatory Impact Analysis
RIBA—Royal Institution of British Architects
RI-FS—Remedial Investigation and Feasibility Study
(U.S.)
RIIA—Royal Institute of International Affairs (UK)
RL50—Residue Half Life
RMCL—Recommended Maximum Contaminant Level
RME—Reasonable Maximum Exposure
RMLT—Regression Models in Life Tables
RMP—Risk Management Program (Plan) (U.S.)
RMR—Required Mass Removal
RNA—Ribonucleic Acid
RNI—Rates of Natural Increase
RO—Renewables Obligation
RO—Reverse Osmosis
ROC—Renewable Obligation Certificate
ROD—Record of Decisions (Superfund) (U.S.)
ROFA 6—Residual Oil Fly Ash (No. 6 Fuel Oil)
RORO—Roll On Roll Off
RoSPA—Royal Society for the Prevention of Accidents (UK)
RP—Return Period
R/P—Reserve/Production
RPA—Radiation Protection Act (UK)
RPA—Renewable Power Association
RPE—Respiratory Protection Equipment
RPP—Radiation Protection Program (Canada)
RPS—Renewable Portfolio Standard
RQ—Reportable Quantity (U.S.)
RR—Relative Risk
RRRR—Reduce/Recovery/Recycle/Reuse
RRT—Relative Retention Time
RS—Royal Society (UK)
RSA—Radioactive Substances Act (UK)
RSC—Reactor Safety Commission (Germany)
RSC—Royal Society of Chemistry (UK)
RSD—Relative Standard Deviation
RSH—Royal Society of Health (UK)
RTD—Residence Time Distribution
RTDF—Remediation Technologies Development Forum
RTO—Regenerative Thermal Oxidation
RVP—Reid Vapor Pressure
RWMAC—Radioactive Waste Management Advisory
Committee (UK)SAED—Selected Area Electron Diffraction
SAGE—Stratospheric Aerosol and Gas Experiment
S and T—Science and Technology
SAR—Sodium Adsorption Ratio
SAR—Specific Absorption Rate
SAR—Structure-Activity Relationship
SARA—Superfund Amendments and Reauthorization Act
(U.S.)
SARTOR—Standards and Routes to Registration (UK)SASS—Source Assessment Sampling System
SAVEII—Specific Action for Vigorous Energy Efficiency
(EU)
SBR—Sequencing Batch Reactor
SBR—Stillbirth Rate
SBS—Sick Building Syndrome
SBT—Segregated Ballast Tank
Sc—Schmidt Number
SC—Sierra Club
SCADA—Supervisory Control and Data Acquisition
SCAPS—Site Characterization and Analysis Penetrometer
System
SCAQMD—South Coast Air Quality Management District
SCF—Standard Cubic Feet
SCF—Supercritical Fluid
SCOPE—Scientific Committee on Problems of the
Environment
SCR—Selective Catalytic Reduction
SCS—Soil Conservation Service (U.S.)
SCW—Supercritical Water
SCWO—Supercritical Wet (Water) Oxidation
SD—Solar Distillation
SD—Standard Deviation
SD—Sustainable Development
SDBS—Sodium Dodecyl Benzene Sulfonate
SDI—Silt Density Index
SDR—Surplus Discrete Reductions (U.S.)
S & DSI—Stiff and Davis Stability Index
SDWA—Safe Drinking Water Act (U.S.)
SEA—Strategic Environmental Assessment
SEARR—South East Asia Rainforest Research Program
SEASAT—Earth Satellite for Sea Surveys
SEC—Site-Specific Energy Consumption
SEC—Size Exclusion Chromatography
SED—Soil Evacuation and Disposal Plan (U.S.)
SEE—Society of Environmental Engineers (UK)
SEER—Surveillance, Epidemiology, and End Results
SEFI—European Society for Engineering Education
SELCHP—South East London Combined Heat and Power
(UK)
SEM—Scanning Electron Microscope
SEP—Supplemental Environmental Project
SERC—Scientific and Engineering Research Council
(UK)
SERI—Solar Energy Research Institute
SET—Science, Engineering, Technology
SETAC—Society of Environmental Toxicology and
Chemistry
SF—Safety Factor
SFIP—Sector Facility Indexing Project (U.S.)
SG—Sustained Growth
Sh—Sherwood Number
SHASE—Society of Heating, Air Conditioning and
Sanitary Engineers (Japan)
SHE—Safety, Health and the Environment
SHE—Systeme Hydrologique European
SHP—Shaft Horsepower
SHPO—State Historic Preservation Officer (U.S.)C024_001_r03.indd 1369C024_001_r03.indd 1369 11/18/2005 1:36:05 PM11/18/2005 1:36:05 P