[mrmistoffelees]

Originally Posted by Damien

How would we know? Is the US too high or the EU too low? Personally given the EU isn't a stranger to Environmental laws whereas America is less keen I would assume the latter has set them too high. In otherwords I assume the EU is more concerned over the Environment than the American congress.

From what i recall i think you're wrong on this....

IIRC

NO2 permitted emissions in the US are something like 30ppm in the EU it's 80ppm