Is nitrogen-enriched gasoline good for my car?

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How Formula E Will Work

How Formula E Will Work

Formula E is an all-electric racing series scheduled to begin in 2014. Learn more about Formula E at HowStuffWorks.

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  • Greenberg, Karl. "Shell Campaign Lauds 'Nitrogen-Enriched' Gas." MediaPost Publications. March 2, 2009. (March 30, 2009)
  • Hadhazy, Adam. "Shell oil company bails on most alternative energy research." Scientific American. March 20, 2009. (March 30, 2009) ?id=shell-oil-company-bails-on-most-alt-2009-03-20
  • Reuters. "Shell Rolls Out All-New Shell Nitrogen Enriched Gasolines With Free Fill-Ups." March 6, 2009. (March 30, 2009)
  • Shell. "Gunk-Free Answers." (March 30, 2009) gunk_free_nation/live_gunk_free/faqs.html
  • U.S. Environmental Protection Agency. "Gasoline Detergent Additives Enforcement and Recordkeeping Requirements." July 16, 2008. (April 6, 2009)