Title 40
SECTION 96.103
96.103 Measurements, abbreviations, and acronyms.
§ 96.103 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 [71 FR 25381, Apr. 28, 2006]