Airport Body Scanners – How Safe Is The Terahertz Radiation?

“Terahertz radiation passes through clothing and will pass right through the body, but passing through does not mean that it is doing damage on the way, especially not in short time durations of a minute or so (time in airport body scanners).”

- Philip C. Hanawalt, Ph.D., Stanford University Biologist

Are terahertz radiation full-body scanners a safe answer to more effective airport security? Would you object to walking through them? Are they a privacy invasion? Source: Consumertraveler.com.

A terahertz full-body scanner which produces “naked” images of airline passengers has started a trial in the U. K.'s Manchester Airport.

Terahertz millimeter waves between microwave and infrared frequencies can see through clothes and a newspaper. Source: Science Vol. 297, August 2, 2002. — Terahertz millimeter waves between microwave and infrared frequencies can see through clothes and a newspaper. Source: *Science* Vol. 297, August 2, 2002.

January 28, 2010 Palo Alto, California - On Christmas day, December 25, 2009, Nigerian terror suspect Umar Farouk Abdul Mutallab went aboard Northwest Airlines Flight 253 with 80 grams of PETN (pentaerythritol tetranitrate) explosive powder sewed into the crotch of his underwear.

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