For almost two decades, the queue for airport security has seen travellers hastily gulping down their bottled water and cramming liquid toiletries — limited to 100ml apiece — into a single transparent bag.
But not for much longer. In 2022, the government announced that by June 2024, all major UK airports would be required by law to install high-tech new security scanners. This would allow airline rules on liquids to be scrapped, among other
