There's been plenty of bizarre methods adopted by passengers amid the global Covid-19 pandemic.
From wearing plastic suits while on board an aircraft, to multiple face shields in an attempt to block out any virus particles – but this new measure is perhaps the strangest one yet.
According to CNN, on November 25, the Civil Aviation Administration of China (CAAC) released new guidelines for the country's airline industry, which it oversees.
The internal document, dubbed the Technical Guidelines for Epidemic Prevention and Control for Airlines, Sixth Edition, contains advice on the best hygiene practices to carry out on aircraft and in airports.
One of the suggestions however has some surprised.