|
Term |
Definition |
|---|---|
| adsorption |
When one substance collects on the surface of another |
| bio-derived liquids |
sugars, ethanol, or bio-oils |
| biomass |
Plant materials and animal waste used as fuel |
| carbon intensity |
A measure of the amount of carbon contained in various energy forms. (units of carbon emitted per unit of energy) |
| catalyst |
substance that initiates or accelerates a chemical reaction |
| CNG |
compressed natural gas |
| commercialize/commercialization |
developing markets, and producing and delivering products for sale |
| criteria pollutants |
pollutants that harm health and the environment |
| E85 |
85% ethanol/15% gasoline |
| electrolysis |
A method of separating chemically bonded elements by passing an electric current through them. |
| evaporative emissions |
Emissions produced from fuel evaporation |
| feedstock |
raw material |
| gge |
gasoline gallon equivalent |
| greenhouse gas |
A gas in Earth's atmosphere that traps heat and can contribute to global warming. Carbon dioxide and methane are two GHGs. |
| kg |
kilogram |
| kW |
kilowatt |
| LEV |
low emissions vehicle |
| MWh |
megawatt hour |
| pre-commercial |
before being sold on the retail market |
| PZEV |
partial zero emissions vehicle |
| reactive chemicals |
will form positive and negative ions |
| SLEV |
super low emissions vehicle |
| SULEV |
super ultra low emissions vehicle |
| well-to-wheels studies |
from fuel production to fuel use |
| ZEV |
zero emissions vehicle |