Question 1

Natural Gas Vehicles (NGV)

Accepted Answer

Vehicles that use compressed natural gas (CNG) or liquefied natural gas (LNG) as fuel.

Question 2

Ethanol

Accepted Answer

A renewable fuel produced from agricultural crops, primarily corn, and used as a gasoline additive.

Question 3

Biodiesel

Accepted Answer

A renewable fuel made from vegetable oils or animal fats and used as a diesel fuel substitute.

Question 4

Hydrogen Fuel Cell

Accepted Answer

An electrochemical device that produces electricity by combining hydrogen and oxygen to generate water and electricity.

Question 5

Electric Vehicles (EVs)

Accepted Answer

Vehicles powered by electricity stored in batteries, eliminating the need for gasoline or diesel.

Question 6

Propane Autogas

Accepted Answer

A byproduct of natural gas processing or crude oil refining used as an alternative vehicle fuel.

Question 7

Flex Fuel Vehicles (FFVs)

Accepted Answer

Vehicles capable of running on blends of ethanol and gasoline.

Question 8

Compressed Natural Gas (CNG)

Accepted Answer

Natural gas compressed to a pressure that allows for convenient storage and transportation.

Question 9

Liquefied Natural Gas (LNG)

Accepted Answer

Natural gas that has been cooled to a liquid state for easier transportation and storage.

Question 10

Gasoline Direct Injection (GDI)

Accepted Answer

A fuel injection system that sprays fuel directly into the combustion chamber for improved efficiency.

Question 11

Methanol

Accepted Answer

A liquid alcohol fuel that can be used as an alternative to gasoline.

Question 12

Renewable Diesel

Accepted Answer

A diesel fuel substitute derived from renewable sources, such as vegetable oils or animal fats.

Question 13

Fuel Cell Vehicles (FCVs)

Accepted Answer

Vehicles that use fuel cells to convert hydrogen into electricity to power an electric motor.

Question 14

Plug-in Hybrid Electric Vehicles (PHEVs)

Accepted Answer

Hybrid vehicles that can be charged from an external power source and use both gasoline and electricity for propulsion.

Question 15

Battery Electric Vehicles (BEVs)

Accepted Answer

Electric vehicles that rely solely on electricity stored in batteries for propulsion.

Question 16

Algae-based Biofuels

Accepted Answer

Biofuels produced from algae that can be used as an alternative to conventional fuels.

Question 17

Dimethyl Ether (DME)

Accepted Answer

A clean-burning fuel that can be used as a diesel substitute in compression-ignition engines.

Question 18

Fueling Infrastructure

Accepted Answer

The network of refueling stations and equipment needed to support alternative fuel vehicles.

Question 19

Fuel Cell Stack

Accepted Answer

The assembly of individual fuel cells in a fuel cell system that generates electricity.

Question 20

Fueling Nozzle

Accepted Answer

The device used to transfer fuel from a dispenser to a vehicle's fuel tank.

Question 21

Fueling Pressure

Accepted Answer

The pressure at which alternative fuels, such as CNG or hydrogen, are dispensed into a vehicle.

Question 22

Fueling Time

Accepted Answer

The amount of time it takes to refuel a vehicle with an alternative fuel.

Question 23

Gasoline Blendstock

Accepted Answer

A gasoline component used to blend with ethanol or other biofuels.

Question 24

Octane Rating

Accepted Answer

A measure of a fuel's ability to resist knocking or pinging during combustion.

Question 25

Carbon Footprint

Accepted Answer

The total amount of greenhouse gases, primarily carbon dioxide, emitted during the production and use of a fuel or vehicle.

Question 26

Renewable Identification Number (RIN)

Accepted Answer

A serial number assigned to batches of biofuels to track their production and use.

Question 27

Well-to-Wheel Efficiency

Accepted Answer

The overall efficiency of an energy source from its extraction or production to its use in a vehicle.

Question 28

Onboard Diagnostics (OBD)

Accepted Answer

A system in a vehicle that monitors and detects malfunctions in the engine and emissions control systems.

Question 29

Fuel Economy

Accepted Answer

The distance traveled per unit of fuel consumed by a vehicle.

Question 30

Emissions Control Systems

Accepted Answer

Devices and technologies used to reduce harmful emissions from vehicles, such as catalytic converters or particulate filters.

Question 31

Alternative Fuel Tax Credit

Accepted Answer

A tax incentive provided to individuals or organizations for using or producing alternative fuels, encouraging their adoption.

Question 32

Renewable Fuel Standard (RFS)

Accepted Answer

A federal program that requires a certain volume of renewable fuels, such as ethanol and biodiesel, to be blended into transportation fuels.

Question 33

Zero Emission Vehicle (ZEV)

Accepted Answer

A vehicle that produces no tailpipe emissions, such as an electric vehicle or hydrogen fuel cell vehicle.

Question 34

Catalyst

Accepted Answer

A substance that promotes a chemical reaction without being consumed, often used in exhaust systems to facilitate the conversion of harmful emissions.

Question 35

Retrofit

Accepted Answer

The process of modifying or upgrading an existing vehicle or engine to meet emission standards or run on alternative fuels.

Question 36

Carbon Intensity

Accepted Answer

A measure of the amount of carbon emissions associated with a particular fuel or energy source.

Question 37

Fueling Safety

Accepted Answer

The precautions and procedures necessary to ensure the safe handling and storage of alternative fuels.

Question 38

Fuel Tank

Accepted Answer

The container that holds fuel in a vehicle, designed to be leak-proof and resistant to corrosion.

Question 39

Fuel Cell Stack Efficiency

Accepted Answer

The efficiency at which a fuel cell stack converts hydrogen and oxygen into electricity.

Question 40

Renewable Energy

Accepted Answer

Energy derived from sources that are naturally replenished, such as sunlight, wind, or biomass.

Question 41

E85

Accepted Answer

A blend of 85% ethanol and 15% gasoline used as an alternative fuel for flexible fuel vehicles.

Question 42

Fueling Station Codes and Standards

Accepted Answer

Regulations and guidelines that ensure the safe design, construction, and operation of alternative fueling stations.

Question 43

Fuel Economy Standards

Accepted Answer

Government-mandated requirements for vehicle manufacturers to meet certain fuel efficiency targets.

Question 44

Biofuel Feedstocks

Accepted Answer

The raw materials, such as crops or waste materials, used to produce biofuels.

Question 45

Infrastructure Development

Accepted Answer

The planning and construction of refueling stations, charging stations, and other facilities to support alternative fuel vehicles.

Question 46

Fuel Cell Electrolyte

Accepted Answer

The substance that conducts ions between the anode and cathode in a fuel cell.

Question 47

Fuel Cell Balance of Plant

Accepted Answer

The auxiliary components of a fuel cell system, such as pumps, compressors, and control systems.

Question 48

Renewable Portfolio Standards (RPS)

Accepted Answer

State-level regulations that require a certain percentage of electricity to be generated from renewable sources.

Question 49

Electric Vehicle Charging Standards

Accepted Answer

Specifications and protocols for electric vehicle charging equipment to ensure compatibility and safety.

Question 50

Biogas

Accepted Answer

A renewable fuel produced from organic waste materials, such as landfill gas or wastewater treatment plant digesters.

Question 51

Gasoline Vapor Recovery

Accepted Answer

Systems and technologies designed to capture and control gasoline vapors during refueling to reduce emissions.

Question 52

Vehicle-to-Grid (V2G)

Accepted Answer

The ability of electric vehicles to feed electricity back into the grid, providing storage and balancing capabilities.

Question 53

Hybrid Electric Vehicles (HEVs)

Accepted Answer

Vehicles that combine an internal combustion engine with an electric motor for improved fuel efficiency.

Question 54

Smart Charging

Accepted Answer

Charging strategies and technologies that optimize electric vehicle charging based on grid conditions and electricity prices.

Question 55

Renewable Natural Gas (RNG)

Accepted Answer

Biogas that has been upgraded and purified to meet pipeline quality standards, often used as a vehicle fuel.

Question 56

Fuel Cell Vehicle Range

Accepted Answer

The maximum distance a fuel cell vehicle can travel on a full tank of hydrogen.

Question 57

Alternative Fuel Vehicle Incentives

Accepted Answer

Financial incentives provided by governments or other organizations to promote the purchase or use of alternative fuel vehicles.

Question 58

Fuel Cell Durability

Accepted Answer

The ability of a fuel cell system to maintain performance and reliability over an extended period of use.

Question 59

Clean Cities Program

Accepted Answer

A Department of Energy initiative that promotes the use of alternative fuels and advanced vehicle technologies in urban areas.

Question 60

Renewable Energy Certificates (RECs)

Accepted Answer

Tradable certificates representing the environmental attributes of renewable energy generation.

ASE Alternate Fuels Certification Flashcards (F1)