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A Swiss Air Force F-5E Tiger aircraft lands in Payerne after a radioactivity measurements flight over Switzerland March 23, 2011. An aerosol collector is located under each wings of the aircraft and
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A worker removes a aerosol collector of a Swiss Air Force F-5E Tiger aircraft in Payerne after a radioactivity measurements flight over Switzerland March 23, 2011. An aerosol collector is located under
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