Talking Jewelry
<BR>Radio tags smaller than pepper flakes could make diamond rings and other 
<BR>valuables more secure
<BR><A href='http://www.popsci.com/popsci/technology/8240a311ed203110vgnvcm1000004eecbccdrcrd.html'>http://www.popsci.com/popsci/technology/8240a311ed203110vgnvcm1000004eecbccdrcrd.html</a> 
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