Originally Posted by LPCJr

Well, I assumed that it was metal...I went through it beeped, and I said to her "Belt?" My experience is that my dress belt will occasionally set it off, depending how sensitive the machine is set. So I was all ready to just back out and take the belt off. She said, "No, it's random." So maybe someone with more experience in this area can clarify just what this was...the agent was pretty explicit that it wasn't the metal. I was under the impression that the machines do just beep at every X person to require them to go to the scanner. My point is, is there anything I really could have done from a behavior standpoint to avoid the secondary screening?