TA - Ambient Air Temperature
TA - Technical Assistance
TA - travel Authorization
T & A - Time and Attendance
TACB - Texas Air Control Board
TAD - Technical Assistance Document
TAFPD - Technical Assistance and Fraud Prevention Division
TAG - Technical Assistance Grant(s)
TAL - Target Analyte List
TALMS - Tunable Atomic Line Molecular Spectroscopy
TAMPER - Anti-tampering and Fuel Switching Information System
TAMS - Toxic Air Monitoring System
TAMTAC - Toxic Air Monitoring System Advisory Committee
TAO - TSCA Assistance Office
TAP - Technical Assistance Program
TAPDS - Toxic Air Pollutant Data System
TAPP - Time and Attendance, Personnel, Payroll
TAPPI - Technical Association of the Pulp and Paper Industry
TAR - Technical Amendment to the Regulation
TAR - Toxics Along for the Ride
TAS - Terminal Access System
TAS - Tolerance Assessment System
TAT - Technical Assistance Team
TBC - "To Be Considered"
TBI - Throttle Body Injection Systems
TBP - Trial Burn Plan
TBT - Tributyltin
TC - Target Concentration
TC - Technical Center
TC - Toxic Concentration
TC - Toxicity Characteristic
T&C - Technology & Costs
TCA - 1,1,1-Trichloroethane
TCAS - Telephone Call Analysis System
TCDD - Dioxin (Tetrachlorodibenzo-p-dioxin)
TCDF - Tetrachlorodibenzofurans
TCE - Trichloroethylene
TCF - Total Chlorine Free
TCL - Target Compound List
TCLP - Total Concentrate Leachate Procedure
TCLP - Toxicity Characteristic Leaching Procedure
TCM - Texas Climatological Model
TCM - Transportation Control Measure
TCP - Transportation Control Plan
TCP - Trichloropropane
TCP - Tricresyl Phosphate
TCPL - Toxicity Characteristic Leachate Procedure
TCRI - Toxic Chemical Release Inventory
TCTS - Cincinnati Vegas Time Card Tracking System
TD - Toxic Dose
TDA - Toluenediamine
TDD - Telecommunication Devices for the Deaf
TDH - Texas Department of Health
TDI - Toluene Diisocyanate
TDS - Total Dissolved Solids
TDTOX - Tetradichloroxylene
TDY - Temporary Duty
TEAM - Traffic Engineering and Management
TEAM - Total Exposure Assessment Model
TEC - Technical Evaluation Committee
TED - Turtle Excluder Devices
TEF - Toxic Equivalency Factors
TEG - The Endocrine Group
TEG - Tetraethylene Glycol
TEGD - Technical Enforcement Guidance Document
TEL - Tetraethyl Lead
TEM - Texas Episodic Model
TEM - Transmission Electron Microscopy
TEMP - Temporary
TEMP - Temperature
TEP - Technical Evaluation Panel
TEP - Toxicity Extraction Procedure
TEP - Typical End-Use Product
TEQ - Toxicity Equivalent Quotient
TEQ - Total Equivalency Quotient
TEQ - Toxic Equivalents
TERA - TSCA Environmental Release Application
TES - Technical Enforcement Support
TESH - Terrain-adjusted Effective Stack Height
TEXIN - Texas Intersection Air Quality Model
TFCS - Treasury Financial Communications System
TFMS - Treasury File Management System
TFS - Total Fuel Hydrocarbons
TFT - Temporary Full Time
TFTE - Temporary Full Time Equivalent
TG - Terrain Grid
TGAI - Technical Grade of the Active Ingredient
TGO - Total Gross Output
TGP - Technical Grade Product
THC - Total Hydrocarbons
THM - Trihalomethane
TI - Technical Impracticability
TI - Temporary Intermittent
TI - Therapeutic Index
TIBL - Thermal Internal Boundary Layer
TIC - Technical Information Coordinator
TIC - Tentatively Identified Compounds
TIM - Technical Information Manager
TIP - Technical Information Package
TIP - Total Ionization Probe
TIP - Transportation Improvement Program
TIP - Tribal Implementation Plan
TI/RE - Toxicity Investigation/Reduction Evaluation
TIS - Technical Information Staff
TIS - Tolerance Index System
TIS - Traffic Information System
TISB - Technical Information Services Branch
TISE - Take it Somewhere Else
Title III - SARA Community Right-to Know Act
TITC - TSCA Inter-Agency Testing Committee
TKN - Total Kjedahl Nitrogen
TL - Target (Cleanup) Level
TLD - Thermoluminescent Dosimetry Data Base
TLD - Toxics Litigation Division
TLV - Threshold Limit Value
TLV-C - TLV-Ceiling
TLV-STEL - TLV-Short Term Exposure Limit
TLV-TWA - TLV-Time Weighted Average
T&M - Time and Materials
TMAC - Time Accounting System
TMC - Traffic/Transportation Management Center
TMDL - Total Maximum Daily Limit
TMDL - Total Maximum Daily Loads
TME - Test Marketing Exemption
TMI - Three Mile Island
TMIA - Transportation Management Investment Area
TMI RAD - Three Mile Island Environmental Radiation
TMIRV - Transportation Management and Incident Response Vehicle
TMRC - Theoretical Maximum Residue Contribution
TMS - Transportation Monitoring System
TMS - Travel Management System
TNB - Trinitrobenzene
TNCWS - Transient Non-Community Water System
TNRCC - Texas Natural Resource Conservation Commission
TNSS - Region 7 TSCA Neutral Selection
TNT - Trinitrotoluene
TO - Task Order
TO - Total Organic
TO - Travel Order
TOA - Trace Organic Analysis
TOC - Total Organic Carbon
TOC - Total Organic Compound
TOE - Total Organic Emissions
TOG - Technical Operating Guidance
TOPSY - Toxics and Pesticides Management System
TOT - Time of Travel
Total PCDD - Total Polychlorinated dibenzo-(p)-dioxin
Total PCDF - Total Polychlorinated dibenzofuran
TOX - Tetradichloroxylene
TOX - Total Organic Halogens
TOXFLO - Urban Wastewater Toxics Flow Model
TOXNET - Toxicology Network
TP - Technical Product
TP - Total Particulates
TPC - Testing Priorities Committee
TPCA - Toxic Pits Cleanup Act
TPD - Technical Programs Division
TPD - Toxics and Pesticide Division
TPH - Total Petroleum Hydrocarbons
TPH - Tons per Hour
TPI - Technical Proposal Instructions
TPQ - Threshold Planning Quantity
TPSIS - Transportation Planning Support Information System
TPTH - Triphenyltinhydroxide
TPY - Tons per Year
TQM - Total Quality Management
T-R - Transformer-Rectifier
TR - Transportation Request
TRC - Technical Review Committee
TRD - Technical Review Document
TRE - Toxicity Reduction Evaluation
TRI - Toxic Chemical Release Inventory
TRI - Toxic Release Inventory
TRIANA - Triana Medical Claims Information System
TRIP - Toxic Release Inventory Program
TRIS - Toxic Chemical Release Inventory System
TRLN - Triangle Research Library Network
TRO - Temporary Restraining Order
TRPH - Total Recoverable Petroleum Hydrocarbons
TRRP - Trends Report
TRS - Total Reduced Sulfur
TRSC - Total Reduced Sulfur Compounds
TRV - Toxicity Reference Value
TS - Total Solids
TS - Toxic Substances
TSA - Technical Systems Audit
TSC - Toxic Substances Coordinator
TSC - Transportation Systems Center
TSCA - Toxic Substances Control Act (1976)
TSCATS - TSCA Test Submissions Online Database
TSCC - Toxic Substances Coordinating Committee
TSCP - Toxic Substances Control Program
TSD - Technical Support Division
TSD - Technical Support Document
TSD - Treatment, Storage and Disposal
TSDF - Treatment, Storage and/or Disposal Facility(s)
TSDG - Toxic Substances Dialogue Group
TSDR - Treatment, Storage, Disposal and Recycling Facility
TSI - Thermal System Insulation
TSLoO2 - Thermal Stability at Low or Deficient Oxygen Level
TSM - Transportation System Management
TSO - Time Sharing Option
TSP - Teleprocessing Services Program
TSP - Thrift Savings Plan
TSP - Total Suspended Particulates
TSS - Technical Services Staff
TSS - Terminal Security System
TSS - Total Suspended (non-filterable) Solids
TSS - Technical Support Staff
TSSMS - Time Sharing Services Management System
TTFA - Target Transformation Factor Analysis
TTHM - Total Trihalomethane
TTLC - Total Threshold Limit Concentration
TTN - Technology Transfer Network
TTO - Total Toxic Organics
TTS - TRI Tracking System
TTU - Transportable Treatment Unit
TTY - Teletypwriter
TU - Temporary Unit
TUBE - Theoretical Upper Boundary Estimate
TUCC - Triangle University Computer Center
TUHC - Total Unburned Hydrocarbons
TUR - Toxic Use Reduction
TV - Travel Voucher
TVA - Tennessee Valley Authority
TVOC - Total Volatile Organic Compounds
TWA - Time Weighted Average
TWC - Texas Water Commission
TWMD - Toxics and Waste Management Division
TWS - Transient Water System
TZ - Treatment Zone
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