The Transportation Security Administration (TSA) has purchased 1,250 test kits for $185,000 from Mistral Security to screen powdered substances for explosives at aviation checkpoints nationwide, adding another layer of security. While airline passengers are not prohibited from carrying-on common powders, chemical powders can be used to make improvised explosive devices. As a passenger's carry-on items are passed through an X-Ray machine, if the Transportation Security Officer determines that a secondary screening is necessary, another officer will take a sample by…
TSA Begins Screening Powdered Substances at Checkpoints
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