It will take years to roll out the new machines to all airports.
The rules were originally intended to be temporary but nearly 20 years later remain in place.
The whispers likely started because of a big shift in the U.K.
Credit:Melina Mara/The Washington Post via Getty Images
This was thanks to Computed Tomography (CT) units that can determine different liquids more easily.
A handful of airports, including London City, successfully implemented the scanners.
But the bigger airports lagged behind government-imposed deadlines.
The same goes for airports in the EU.
Yes, you read that right 2040.
