CNG Environmental and Economic Benefits Flashcards
6 cards from real CNG practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 CNG Environmental and Economic Benefits flashcards as text
Compared to diesel, CNG vehicles typically reduce particulate matter (PM) emissions by approximately how much?
Answer: Up to 90%
CNG combustion produces up to 90% less particulate matter than diesel, significantly improving air quality.
Which federal agency regulates tailpipe emission standards that CNG vehicles must meet in the United States?
Answer: EPA
The U.S. Environmental Protection Agency (EPA) sets and enforces tailpipe emission standards for all motor vehicles including CNG vehicles.
What is a primary economic advantage of CNG as a vehicle fuel compared to gasoline in the U.S.?
Answer: Lower cost per gasoline gallon equivalent (GGE)
CNG typically costs less per gasoline gallon equivalent (GGE) than gasoline or diesel, reducing operating costs for fleets.
CNG vehicles emit significantly lower amounts of which greenhouse gas compared to gasoline vehicles?
Answer: Carbon dioxide (CO2)
CNG combustion produces approximately 20–30% less CO2 than gasoline, reducing greenhouse gas contributions.
Which U.S. government incentive program has historically provided a tax credit for purchasing qualified CNG vehicles or fueling equipment?
Answer: Alternative Fuel Vehicle Refueling Property Credit (Form 8911)
IRS Form 8911 covers the Alternative Fuel Vehicle Refueling Property Credit, which applies to CNG fueling infrastructure.
Which metric is used to compare the energy content of CNG to liquid fuels for pricing purposes?
Answer: Gasoline Gallon Equivalent (GGE)
Gasoline Gallon Equivalent (GGE) standardizes CNG energy content to the same energy as one gallon of gasoline for fair price comparison.