Cleaner Fuels, Cleaner Cars
New York Times, Apr 4 2012 - In late December, the Environmental Protection Agency drafted a set of rules that would force petroleum refiners to reduce the amount of sulfur in gasoline by two-thirds. http://www.nytimes.com/2012/04/05/opinion/cleaner-fuels-cleaner-cars.html?_r=1&nl=todaysheadlines&emc=edit_th_20120405









