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Termsort icon Definition
ZEV

zero emissions vehicle

ZBus

zero-emission bus

well-to-wheels studies

from fuel production to fuel use

TIR

Technical information report

SULEV

super ultra low emissions vehicle

SLEV

super low emissions vehicle

SAE

Society of Automotive Engineers

reactive chemicals

will form positive and negative ions

PZEV

partial zero emissions vehicle

pre-commercial

before being sold on the retail market

OEM

Original Equipment Manufacturer

OCSD

Orange County Sanitation District

O&M

operation and maintenance

NREL

National Renewable Energy Lab

NIST

National Institute of Standards and Technology

NFPA

National Fire Protection Agency

MWh

megawatt hour

LEV

low emissions vehicle

kW

kilowatt

kg

kilogram

ISO

International Standards Organization

GTI

Gas Technology Institute

greenhouse gas

A gas in Earth's atmosphere that traps heat and can contribute to global warming. Carbon dioxide and methane are two GHGs.

gge

gasoline gallon equivalent

GAO

U.S. Government of Accountability

feedstock

raw material

FCV

fuel cell vehicle

FCB

fuel cell bus

F-STEP

Fire Service Training Education Program

evaporative emissions

Emissions produced from fuel evaporation

electrolysis

A method of separating chemically bonded elements by passing an electric current through them.

EIA

U.S. Energy Information Administration

E85

85% ethanol/15% gasoline

DOE

U.S. Department of Energy

DMS

Division of Measurement Standards

criteria pollutants

pollutants that harm health and the environment

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