Amtrak says there's nothing better than dogs to detect explosives. So why do we have body scanners at airports?
@Schouw because you can't build dogs on a factory line? Also, the TSA does use dogs.
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@dguido I think the US can mass-produce anything it sets its mind to. Dogs at airports are normally for detecting illegal substances.Thanks. Twitter will use this to make your timeline better. UndoUndo
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