------ Forwarded Message > From: Smart Mobs > Subject: High-tech paint will block cell phone calls > > Playing to the backlash against ubiquitous communication, a company called > Natural Nano <http://www.naturalnano.com/applications/RF_shielding/index.html> > is developing a special high-tech paint that locks out unwanted cell phone > signals on demand. Newsday > <http://www.newsday.com/news/nationworld/nation/chi-060301radioshield,0, 582611 > 7.story?coll=ny-leadnationalnews-headlines> reports. > > "NaturalNano has found a way to use nanotechnology to blend particles of > copper into paint that can be brushed onto walls and effectively deflect radio > signals. > > NaturalNano will combine this signal-blocking paint scheme with a > radio-filtering device that collects phone signals from outside a shielded > space, allowing certain transmissions to proceed while blocking others > > It appears to be legal - jamming devices that emit radio signals to prevent > cell phones are not - The radio filter would allow all emergency radio > communications to pass through the shield With all other signals, like cell > phones, the filter would act like a spigot to block or allow them to pass > through<say, only during intermission."
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