Technology

A Genetic Fog Machine That Tags Criminals

Applied DNA Sciences & SmokeCloak A/S SmokeCloak DNA

By Popular Science Staff

November 27, 2014

This smoke system brands intruders with harmless, unique plant DNA tags to prove they were at the scene.Courtesy Applied DNA Sciences

For years, “security smoke” has saved valuables but failed to catch bad guys. A new indelible (and harmless) tag on skin and clothes could help.

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