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4hv.org :: Forums :: General Science and Electronics
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Airport body scanners 'could give you cancer'

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Proud Mary
Tue Jun 29 2010, 09:57PM Print
Proud Mary Registered Member #543 Joined: Tue Feb 20 2007, 04:26PM
Location: UK
Posts: 4992
Airport body scanners 'could give you cancer'
Airport body scanners emit radiation up to 20 times more powerful than previously thought, a scientist has warned.

By Andy Bloxham
Telegraph 29 Jun 2010


1277848037 543 FT0 Rapiscan


A security officer examines a computer screen showing a scan from a RapiScan full-body scanner, being trialled by Manchester Airport



Dr David Brenner, head of the centre for radiological research at Columbia University in New York, said Government scientists had not taken into account the concentration of the radiation on the skin. He said it raised concerns about a potentially greater risk of cancer than previously realised.

Dr Brenner, who is from Liverpool, said children and passengers with genetic mutations - around one in 20 of the population - were most at risk because they are less able to repair X-ray damage to their cells.

He added that the danger posed to individual passengers was "very low" but said more research was required to more accurately determine the risks.

He said: "If all 800 million people who use airports every year were screened with X-rays then the very small individual risk multiplied by the large number of screened people might imply a potential public health or societal risk.

"The population risk has the potential to be significant."

A spokesman for the Civil Aviation Authority said: "The device has been approved for use within the UK by the Department for Transport and has been subjected to risk assessments from the Health Protection Agency.

"Under current regulations, up to 5,000 scans per person per year can be conducted safely."

Note by Proud Mary: The picture shows a RapiScan WaveScan 200 in operation - a THz millimetric imaging device, and not an X-ray scanner at all. It is the WaveScan THz machine that is undergoing trials at Manchester airport, so the BBC hasn't let the facts get in the way of a good scare story.
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Matt Edwards
Wed Jun 30 2010, 11:41AM
Matt Edwards Registered Member #2838 Joined: Fri Apr 30 2010, 07:55PM
Location: tehachapi, CA
Posts: 333
Everything gives you cancer... The food we eat, the clothing we wear, the air we breath, and even our own poorly passed on genetics... And to make things worse, I just found out that they are converting the sewage treatment plant in Rosamond, CA to """Filter""" reclaimed sewage water and add it to our drinking water! YAY!
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Dr. Slack
Wed Jun 30 2010, 05:03PM
Dr. Slack Registered Member #72 Joined: Thu Feb 09 2006, 08:29AM
Location: UK St. Albans
Posts: 1659
They were introducing Terror Hurts scanners at SF when I came through there a few months ago. First class passengers got the short queue to go through a normal metal-detecting portal, we cattle class had to wait ages to have our nadgers imaged. So I can report from first hand experience that THz scanners can give you feelings of envy, fatigue and irritability.
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