Title 40

SECTION 91.4

91.4 Acronyms and abbreviations.

§ 91.4 Acronyms and abbreviations.

The following acronyms and abbreviations apply to this part 91.

AECD - Auxiliary emission control device ASME - American Society of Mechanical Engineers ASTM - American Society for Testing and Materials CAA - Clean Air Act CAAA - Clean Air Act Amendments of 1990 CLD - chemiluminescent detector CO - Carbon monoxide CO2 - Carbon dioxide EPA - Environmental Protection Agency FEL - Family Emission Limit g/kw-hr - grams per kilowatt hour HC - hydrocarbons HCLD - heated chemiluminescent detector HFID - heated flame ionization detector ICI - Independent Commercial Importer MY - Model Year NDIR - non-dispersive infrared analyzer NIST - National Institute for Standards and Testing NO - Nitric oxide NO2 - Nitrogen dioxide NOX - Oxides of nitrogen OB - Outboard engine O2 - Oxygen OEM - Original engine manufacturer PMD - paramagnetic detector PWC - personal watercraft RPM - revolutions per minute SAE - Society of Automotive Engineers SEA - Selective Enforcement Auditing SI - Spark-ignition U.S.C. - United States Code VOC - Volatile organic compounds ZROD - zirconium dioxide sensor