Originally Posted by
Psittacine
Or...maybe 2-4 terrorists, 1-2 of whom are basic pilots armed with a Glock “plastic gun” style weapon ...
Ahhh, yes, the famous Glock radio-invisible plastic stealth gun. As a point of fact, a Glock contains a great deal of metal and is readily identifiable on x-rays as exaclty that; a handgun. And it has more than enough metal to activate a magnetometer.