From clocking speed to monitoring unlawful activity, law enforcement officials rely on technology to put people behind bars. Sting operations and drug raids are also made possible thanks to highly specific tools that can detect things the naked eye never could. These tools range from special, high-powered cameras to devices that sense various drugs through a simple breath test. To better understand how these devices work (and how they might eventually affect you), we analyzed some of the technology authorities use to sniff out drugs and execute drug raids.

Remember, big brother is always watching.

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