Chemical Sniffer Machine Detects Bombs and Illegal Drugs

09 Januari 2018 03:40 WIB
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WORLD NEWS
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Dogs are often used in airports to sniff out explosives or illegal drugs. But a high-tech machine has been developed that can "sniff" the air, so baggage handlers and bomb experts can check luggage and containers without touching them.  VOA's Deborah Block has the story.
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