Title 40

SECTION 97.203

97.203 Measurements, abbreviations, and acronyms.

§ 97.203 Measurements, abbreviations, and acronyms.

Measurements, abbreviations, and acronyms used in this subpart and subparts BBB through III 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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