Bigger isn’t always better when it comes to airport security  

Though CT scanners provide the potential to identify threat items that older X-ray machines may have missed, such as liquid explosives, subjecting all passenger carry-on bags to this technology is misguided.  Though CT scanners provide the potential to identify threat items that older X-ray machines may have missed, such as liquid explosives, subjecting all passenger carry-on bags to this technology is misguided.