CU Consumers Union

dB decibel

DEFRA Department for Environment, Food and Rural Affairs

DENL day-evening-night average sound level

DEP Department of Environmental Protection (New York City)

DHHS U.S. Department of Health and Human Services

DIA Denver International Airport

DNL day-night-average sound level

DNW Dutch Anechoic Wind Tunnel

DOD U.S. Department of Defense

DOL U.S. Department of Labor

DOT U.S. Department of Transportation

DRA duct resonator array

EA European Co-operation for Accreditation

EC European Commission

ECMA formerly the European Computer Manufacturers Association, now only ECMA

END Environmental Noise Directive

EPA Environmental Protection Agency

EPNdB effective perceived noise level decibels

EPNL effective perceived noise level

ER exchange rate

EU European Union

FAA Federal Aviation Administration

FEHRL Forum of European National Highway Research Laboratories

FGI Facility Guidelines Institute

FHWA Federal Highway Administration

FICAN Federal Interagency Committee on Aircraft Noise

FICON Federal Interagency Committee on Noise

FICUN Federal Interagency Committee on Urban Noise

FRA Federal Railroad Administration

FTA Federal Transit Administration

FTAG Federal Transportation Advisory Group

GAO Government Accountability Office

GDP gross domestic product

GPSG German Equipment and Product Safety Act

GSA General Services Administration

GSIG Global Standards and Information Group

HARMONOISE Project to predict environmental noise levels caused by road and railway traffic (European Union)

HEATCO Harmonized European Approaches for Transport Costing and Product Assessment Studies (consortium)

HIPAA Health Insurance Portability and Accountability Act

HPD hearing protection device

HSR high-speed passenger railroads

HWB hybrid wing body

ICAO International Civil Aviation Association

ICBEN International Commission on the Biological Effects of Noise

IEC International Electrotechnical Commission

IEEE Institute of Electrical and Electronics Engineers

IIC Impact-Insulation Class

I-INCE International Institute of Noise Control Engineering

ILAC International Laboratory Accreditation Cooperation

IMAGINE Project to produce noise maps (European Union)

INCE/USA Institute of Noise Control Engineering of the U.S.A.

INTER-NOISE International Congress on Noise Control Engineering

ISEA International Safety Equipment Association

IOM Institute of Medicine

ISO International Organization for Standardization

ISVR Institute of Sound and Vibration Research (United Kingdom)

IT information technology

ITD integrated technology demonstrators

JPDO Joint Planning and Development Office

KBDN Kitchen and Bath Design News

LEED Leadership in Energy and Environmental Design

LEMA Laboratory for Electromagnetics and Acoustics

LHH League for the Hard of Hearing (now Center for Hearing and Communication)

LRT light rail transit

MIT Massachusetts Institute of Technology

MSHA Mine Safety and Health Administration



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