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Electronic Code of Federal Regulations
e-CFR data is current as of December 4, 2019
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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 FFFFF—Texas SO2 Trading Program
§97.903 Measurements, abbreviations, and acronyms.Measurements, abbreviations, and acronyms used in this subpart are defined as follows:
BART—best available retrofit technology
Btu—British thermal unit
CO2—carbon dioxide
CSAPR—Cross-State Air Pollution Rule
H2O—water
hr—hour
lb—pound
mmBtu—million Btu
MWe—megawatt electrical
NOX—nitrogen oxides
O2—oxygen
ppm—parts per million
scfh—standard cubic feet per hour
SIP—State implementation plan
SO2—sulfur dioxide
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