C.F.R. » Title 14 » CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION › SUBCHAPTER C—AIRCRAFT › PART 34—FUEL VENTING AND EXHAUST EMISSION REQUIREMENTS FOR TURBINE ENGINE POWERED AIRPLANES › Subpart A—General Provisions

14 C.F.R. § 34.2

Abbreviations

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The abbreviations used in this part have the following meanings in both upper and lower case:

CO2 Carbon dioxide CO Carbon monoxide EPA United States Environmental Protection Agency FAA Federal Aviation Administration, United States Department of Transportation g Gram(s) HC Hydrocarbon(s) HP Horsepower hr Hour(s) H2O Water kg Kilogram(s) kJ Kilojoule(s) kN Kilonewton(s) kW Kilowatt(s) lbf Pound force LTO Landing and takeoff m Meter(s) mg Milligram(s) µg Microgram(s) min Minute(s) MJ Megajoule(s) NOX Oxides of nitrogen nvPM Non-volatile particulate matter nvPMmass Non-volatile particulate matter mass nvPMMC Non-volatile particulate matter mass concentration nvPMnum Non-volatile particulate matter number Pa Pascal(s) rO Rated output rPR Rated pressure ratio sec Second(s) SP Shaft power SN Smoke number T Temperature in degrees Kelvin TIM Time in mode °C Degrees Celsius % Percent [Doc. No. FAA-2023-2434, Amdt. 34-7, 89 FR 31085, Apr. 24, 2024]