New nanotechnology tagging system to help solve gun crime

Criminals who use firearms may find it much harder to evade justice in future, thanks to an ingenious new bullet tagging technology developed in the UK.

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<p><a href="http://www.physorg.com/news136808322.html">New nanotechnology tagging system to help solve gun crime</a></p> <p>Criminals who use firearms may find it much harder to evade justice in future, thanks to an ingenious new bullet tagging technology developed in the UK.</p>