Backscatter X-Ray Systems Spark Controversy

Backscatter X-ray systems are now used to conduct full-body security scans in many airports. But how does this new technology work? Does it invade your privacy? Is it safe? Find out in How Backscatter X-ray Systems Work.

Source: http://feeds.howstuffworks.com/~r/DailyStuff/~3/rddVcIrsfMo/backscatter-x-ray.htm

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