PPRuNe Forums - View Single Post - Stansted Security -Plastic Bag "Advisory"
Old 8th Feb 2011, 23:17
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Pohutu
 
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Some time ago I heard the explanation that the bag had to be airtight so that, if necessary, an air sample could be taken. It could well be another reason that was made up to fit, but it sounded reasonably plausible at the time.

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