And yet, that soldier was able to get a dummy grenade into his luggage and into airport security.
Sure, it was a dud, but TSA aren't trained to know that or authorized to handle it to find out.
And ordinance has already made it past those tough screeners, on airplanes and in ship-borne containers.
Sorry, your post and your followups are ambiguous and unconvincing.
Too anecdotal, not enough fact material.