exhaust gas

(redirected from Automobile emission)

exhaust gas

[ig′zȯst ‚gas]
(mechanical engineering)
Spent gas leaving an internal combustion engine or gas turbine.
References in periodicals archive ?
44,000 after two of the station's inspectors were found to have conducted 22 fraudulent automobile emission inspections over a five-day period during the fall of 2013.
Emory University environmental sciences professor Eri Saikawa notes in the January 2013 issue of the journal Worm Politics, the United States in 1970 was the first country to adopt automobile emission standards to reduce carbon monoxide, nitrogen oxides, and hydrocarbons.
The laboratory has also capabilities for the industrial emission, automobile emission and particulate matters analysis.
Venezuela has no automobile emission controls; mechanics often simply remove catalytic converters on newer cars; and nearly free gasoline eliminates any incentive for keeping vehicles tuned.
The problems of clean water, clean air, droughts and heat waves, forest fires, drilling in the Arctic National Wildlife Refuge, the transportation to and storage of high level nuclear waste at Yucca Mountain, Nevada and South Carolina, the regulation of power plant emissions, hazardous waste cleanup, higher automobile emission standards, agricultural pesticides, gas mileage rules, the price of oil and gas and other environmental/energy problems are very serious issues in many communities throughout the United States.
If vehicle owners in districts with strict nitrogen oxide rules replace their vehicles with ones that meet the 2000 automobile emission regulations coming into force later this year, their automobile purchase tax would be cut by a uniform 2.
The answer is very relevant to public policy, even automobile emission controls.
It's a particular problem in the winter months because automobile emission control devices, such as catalytic converters, don't operate as efficiently.
They have become the centerpiece of automobile emission control technology over the past 50 years, but during the 1990s technology began to permit and regulations began to require near-zero tailpipe emission levels.
has agreed to pay a settlement of $552,500 for distributing and selling vehicles in California that were not certified to meet state automobile emission standards.
Motorists are paying more for automobile emission tests under California's Smog Check II program even though their vehicles aren't being tested under the tougher standards intended to further clean up the air.
Until recently, legislation concerning automobile emissions had focused on exhaust gas systems, for which various zeolite solutions are already available.

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