adjusted loaded vehicle weight
ALVW
air conditioning
A/C
all-terrain vehicle
ATV
American Gas Association
AGA
American National Standards Institute
ANSI
averaging, banking &trading
ABT
brake horsepower
bhp
carbon monoxide
CO
Clean Air Act
CAA
Clean Fuel Vehicle
CFV
Code of Federal Regulations
CFR
compressed natural gas
CNG
compression-ignition
CI
cubic centimeter
cc
E10
A Mixture Of 10 Percent Ethanol And 90 Percent Gasoline.
Environmental Protection Agency
EPA
EPA's Certification And Compliance Division
CCD
Family Emission Limit
FEL
Federal Test Procedure
FTP
Geographic Phase-In Area
GPA
grams
g
grams per brake horsepower-hour
g/bhp-hr
grams per kilonewton
g/kN
grams per kilowatt-hour
g/kW-hr
grams per mile
g/mi
grams per minute
gpm
gross vehicle weight
GVW
gross vehicle weight rating
GVWR
heavy-duty diesel engine
HDDE
heavy-duty engine
HDE
heavy-duty vehicle
HDV
heavy heavy-duty diesel engine
HHDDE
heavy light-duty truck
HLDT
high sulfur (greater than 500 ppm sulfur)
HS
horsepower
hp
hydrocarbons
HC
hydrocarbons + nitrogen oxides
HC+NOx
Inherently Low Emission Vehicle
ILEV
International Civil Aviation Organization
ICAO
International Organization For Standardization
ISO
kilonewton
kN
kilowatt
kW
light-duty truck
LDT
light-duty truck 2
LDT2
light-duty truck 3
LDT3
light-duty truck 4
LDT4
light-duty vehicle
LDV
light heavy-duty diesel engine
LHDDE
light light-duty truck
LLDT
liquefied petroleum gas (Propane)
LPG
liter
L
loaded vehicle weight
LVW
locomotive and marine
LM
low emission vehicle
LEV
M10
A Mixture Of 10 Percent Methanol And 90 Percent Gasoline.
maximum
max
medium-duty passenger vehicle
MDPV
medium heavy-duty diesel engine
MHDDE
megawatt
mw
mile
mi
miles per hour
mph
minimum
min
model year
MY
National Low Emission Vehicle
NLEV
natural gas vehicle
NGV
nitrogen oxides
NOx
nitrogen oxides + hydrocarbons
NOx+HC
non-methane hydrocarbon
NMHC
non-methane hydrocarbon equivalent
NMHCE
non-methane organic gases
NMOG
nonroad
NR
nonroad, locomotive, and marine
NRLM
not to exceed
NTE
on-board diagnostics
OBD
on-board refueling vapor recovery
ORVR
particulate matter
PM
parts per million
ppm
personal watercraft
PWC
pounds
lbs
rated output
rO
rated pressure ratio
rPR
revolutions per minute
rpm
seconds
s
smoke number
SN
Society Of Automotive Engineers
SAE
spark-ignition
SI
Super-Ultra-Low Emission Vehicle
SULEV
Supplemental Federal Test Procedure
SFTP
thousand
K
total hydrocarbon equivalent
THCE
total hydrocarbons
THC
Transitional Low Emission Vehicle
TLEV
Ultra-Low Emission Vehicle
ULEV
Urban Dynamometer Driving Schedule
UDDS
Zero Emission Vehicle
ZEV