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the use of oxygenated gasoline in certain areas during winter to regulate carbon monoxide emissions; however, the programs to fulfill its conditions are implemented by the states. In addition to this North
American automakers from 2006 onwards promoted a blend of 85% ethanol and 15% gasoline,
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it is not capable of producing as much energy per gallon as gasoline. Much gasoline sold in the United States is blended with up to 10% of an oxygenating agent. This is known as oxygenated fuel and often (but not entirely correctly, as there are reformulated gasolines without oxygenate) as
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can be grouped with oxygenates in the simple definition that they contain at least one oxygen atom. However, they are usually unwanted in oils, and therefore likely fuels, due to their environmental toxicity and tendency to cause
230:(EPA) had authority to mandate that minimum proportions of oxygenates be added to automotive gasoline on regional and seasonal basis from 1992 until 2006 in an attempt to reduce air pollution, in particular
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bonus to vehicles capable of running on 85% alcohol blends over vehicles not adapted to run on 85% alcohol blends. There is also alcohols' intrinsically cleaner combustion, however due to its lower
227:
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Inal, Fikret; Senkan, Selim M. (2002). "Effects of oxygenate additives on polycyclic aromatic hydrocarbons(pahs) and soot formation".
275:. Typically, gasoline with added MTBE is called reformulated gasoline, while gasoline with ethanol is called oxygenated gasoline.
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397:"Versatile One-Pot Tandem Conversion of Biomass-Derived Light Oxygenates into High-Yield Jet Fuel Range Aromatics"
271:-butyl ether (MTBE) was the most common fuel additive in the United States, prior to government mandated use of
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Ni, Wei; Zhu, Gangtian; Liu, Fei; Li, Zhiyong; Xie, Can; Han, Yuanjia (19 August 2021).
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in fuel mixtures. Oxygenates can also be employed to reduce air pollution by reducing
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438:"Carboxylic Acids in Petroleum: Separation, Analysis, and Geochemical Significance"
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Yeboah, Isaac; Feng, Xiang; Rout, Kumar R.; Chen, De (27 October 2021).
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476:"Code of Federal Regulations, title 40, part 600, section 600.510-93"
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means to impregnate, combine, or supply something with oxygen, while
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Chemical compounds containing oxygen often used as fuel additives
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polyaromatic hydrocarbons that are side-products caused by
478:. United States Government Printing Office. 1 August 2005.
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containing at least one oxygen atom that are used as
401:Industrial & Engineering Chemistry Research
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258:(CAFE) standards give an artificial 54%
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254:'s Live Green, Go Yellow campaign. US
92:are also included in this distinction.
491:"MTBE, Oxygenates, and Motor Gasoline"
76:The most common oxygenates are either
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489:Lidderdale, Tancred (6 March 2000).
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109:during oil production and refining.
57:particle size and compounds such as
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498:Energy Information Administration
349:Combustion Science and Technology
247:, and their flex-fuel vehicles,
454:10.1021/acs.energyfuels.1c01518
228:Environmental Protection Agency
267:reformulated gasoline. Methyl
256:Corporate Average Fuel Economy
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520:USGS Definition of Oxygenates
321:US EPA, OAR (7 August 2015).
515:EPA Definition of Oxygenates
323:"Gasoline Winter Oxygenates"
127:Common ethanol fuel mixtures
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18:
371:10.1080/00102200290021353
296:"Definition of OXYGENATE"
63:polyaromatic hydrocarbons
414:10.1021/acs.iecr.1c02994
300:www.merriam-webster.com
238:. As of 2023, the EPA
71:incomplete combustion
59:aromatic hydrocarbons
240:continues to require
218:In the United States
45:to promote complete
19:For other uses, see
448:(16): 12828–12844.
407:(42): 15095–15105.
184:-Hexyl methyl ether
538:Petroleum products
442:Energy & Fuels
232:ground-level ozone
175:-Amyl methyl ether
103:catalyst poisoning
209:Diisopropyl ether
203:-Amyl ethyl ether
132:Isopropyl alcohol
125:(EtOH); see also
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194:-butyl ether
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166:-butyl ether
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355:(9): 1–19.
327:www.epa.gov
21:Oxygenation
548:Oxygenates
532:Categories
279:References
113:Alcohols:
47:combustion
32:oxygenates
462:0887-0624
423:0888-5885
357:CiteSeerX
107:corrosion
90:aldehydes
43:additives
28:oxygenate
379:56015797
332:17 March
306:17 March
158:Ethers:
151:-butanol
141:-Butanol
117:Methanol
78:alcohols
67:nitrated
273:ethanol
222:In the
186:(THEME)
162:Methyl
123:Ethanol
86:ketones
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226:, the
211:(DIPE)
205:(TAEE)
196:(ETBE)
190:Ethyl
177:(TAME)
168:(MTBE)
153:(GTBA)
143:(BuOH)
119:(MeOH)
98:esters
84:, but
82:ethers
65:, and
543:Fuels
494:(PDF)
375:S2CID
134:(IPA)
458:ISSN
419:ISSN
334:2024
308:2024
269:tert
249:e.g.
236:smog
234:and
201:tert
192:tert
182:tert
173:tert
164:tert
149:tert
105:and
96:and
88:and
55:soot
40:fuel
34:are
450:doi
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245:E85
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