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December 29th, 2010, 02:47 PM
mayandsofiasmommy's Avatar
mayandsofiasmommy mayandsofiasmommy is offline
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Join Date: Aug 2007
Location: CA
Posts: 12,545
Just read the article the OP posted. Here is a critical piece of info:
Quote:
ultrafine particles emitted by cars and trucks may also be to blame. These particles are so small they are able to enter the organisms.
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