> For instance there are people who think that catalytic converters > in cars were a step backwards, they don't do a thing for the long > term issue, global warming, but allow us to easilly have far more > cars on the road by fixing a short term issue, smog I saw this on the TV news a week or so ago. One of those little ironical twists - a producer of a material that helps to clean everyone else's air has destroyed its own neighbourhood http://news.bbc.co.uk/2/hi/europe/6528853.stm -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist