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Electronic Code of Federal Regulations

e-CFR data is current as of December 10, 2019

Title 40Chapter ISubchapter CPart 97Subpart AA → §97.103


Title 40: Protection of Environment
PART 97—FEDERAL NOX BUDGET TRADING PROGRAM, CAIR NOX AND SO2 TRADING PROGRAMS, CSAPR NOX AND SO2 TRADING PROGRAMS, AND TEXAS SO2 TRADING PROGRAM
Subpart AA—CAIR NOX Annual Trading Program General Provisions


§97.103   Measurements, abbreviations, and acronyms.

Measurements, abbreviations, and acronyms used in this subpart and subparts BB through II are defined as follows:

Btu—British thermal unit

CO2—carbon dioxide

H2O—water

Hg—mercury

hr—hour

kW—kilowatt electrical

kWh—kilowatt hour

lb—pound

mmBtu—million Btu

MWe—megawatt electrical

MWh—megawatt hour

NOX—nitrogen oxides

O2—oxygen

ppm—parts per million

scfh—standard cubic feet per hour

SO2—sulfur dioxide

yr—year

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