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Airborne Soot Exposure as Dangerous as Smoking Cigarettes

Posted by John on August 28th, 2008

ScienceNews reports that daily exposure to airborne soot from car exhaust, smokestacks, and other sources of combustion is just as dangerous as smoking cigarettes.

Barry Dellinger of Louisiana State University says that the exposure could be the equivalent of smoking one cigarette per day – or as many as two packs a day!

Dellinger’s research team found that combustion produces free radicals that linger in the air much longer than previously thought. “To our enormous surprise, the free radicals survive hours, days, even indefinitely.” Read more about free radicals and air pollution