2004 Exhaust Ozone Technology 
Green Car Congress
DECEMBER 4, 2013
2010 engines emissions reduction relative to 2010, 2007, and 2004 US emission standards. earlier post ), found that emissions of NO 2 and other nitrogen oxides—which can have direct health effects and contribute to the formation of smog—were approximately 61% below the 2010 EPA standard and 99% lower than in 2004 engines.
Green Car Congress
SEPTEMBER 26, 2009
Technology is commercial or near commercial for reducing emissions from switch and medium horsepower locomotives. Technology for reducing emissions from line haul locomotives is under development. Implementation dates would be staggered to coincide with the development and commercial production of these advanced technologies.
Green Car Congress
OCTOBER 20, 2012
They found that the level of emissions of regulated and unregulated pollutants in diesel exhaust depends on fuel, load, engine calibration, and exhaust aftertreatment technology. L/2004 calibration engines. Unregulated pollutants also include ozone precursors and bioaccumulative and toxic compounds.
Green Car Congress
AUGUST 30, 2009
The first such vehicles were introduced by Volkswagen in 2003, and by 2004, they accounted for more than 17% of the Brazilian auto market. 80.27, “high ozone season” means the period from June 1 to September 15 of any calendar year and “regulatory control period” means the period from May 1 to September 15 of any calendar year.
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