If it’s seen to be covered or looks like it is hidden inside a bag, travellers are more likely to be stopped and checked.
“Make sure your clear plastic bag and belongings are separate in a tray,” he advised.
Shahzad said it is important to “hold back the yawns”.
“Excessive yawning, whistling or even too much laughter has been reported as just a few reasons why you could be questioned by security, but of course, it depends on the officer,” he explained.