3D Printed Gun
3D printers are now more widely available and more affordable than ever before. These things may be difficult to locate because they are invisible to x-rays and metal detectors, yet they are capable of firing multiple rounds.
When a traveler elected to leave his revolver behind and board his aircraft, the TSA confiscated a 3D-printed gun filled with live bullets. Fortunately, the airport’s operations were not adversely affected by the incident.