QUICK LIST: A | D | G | H | I | S | T | UDiesel Links (8)
Urine Extract Slashes Diesel FumesNewPop
Urea solution, chemical originally obtained from urine, may be able to cut diesel engine nitrogen oxide emissions by up to 80 percent in catalytic converters. [New Scientist] (September 28, 2001)
http://www.newscientist.com/hottopics/cars/article.jsp?id=99991347&sub=Green%20machines
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