CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER U—AIR POLLUTION CONTROLS (Parts 1027–1074) > PART 1054—CONTROL OF EMISSIONS FROM NEW, SMALL NONROAD SPARK-IGNITION ENGINES AND EQUIPMENT > SUBPART I—Definitions and Other Reference Information (§1054.801 to §1054.825) > 1054.805—What symbols, acronyms, and abbreviations does this part use?

1054.805—What symbols, acronyms, and abbreviations does this part use?

The following symbols, acronyms, and abbreviations apply to this part:
ABTAveraging, banking, and trading.
cccubic centimeters.
CFRCode of Federal Regulations.

Code of Federal Regulations

CH4methane.
COcarbon monoxide.

Code of Federal Regulations

CO2carbon dioxide.
EPAEnvironmental Protection Agency.
FELFamily Emission Limit.
ggram.
HChydrocarbon.
hrhour.
kPakilopascals.
kWkilowatts.

Code of Federal Regulations

N2Onitrous oxide.
NMHCnonmethane hydrocarbons.

Code of Federal Regulations

NOXoxides of nitrogen (NO and NO2).
psigpounds per square inch of gauge pressure.
RPMrevolutions per minute.
THCtotal hydrocarbon.
THCEtotal hydrocarbon equivalent.
U.S.C.United States Code.