Killer Clothing Bursts Bad Bacteria  It's the season for germs
-- or at least worrying about germs.  With co-workers sneezing
into your cubicle and coughing on the coffee cups, the
microscopic world of bacteria and viruses can be difficult to
ignore during cold and flu season. Is anything safe to touch?
Scientists and entrepreneurs are hoping to ease some of that
worry with new technology -- some high tech, some low tech,
several containing antimicrobial silver nanoparticles -- that
can zap germs or resist bacteria and viruses from settling on
their surfaces.  Still experts urge that consumers should keep a
critical eye when considering these products and make informed
choices before wielding the wallet.  The anti-microbials in
these products can significantly kill microbes, acknowledged Dr.
David Weber, an epidemiology professor at the University of
North Carolina at Chapel Hill. But both Weber and colleague Dr.
William Rutala, an infectious diseases professor, question
whether there are any data that demon