A showgirl in a face mask stands by the door at the reopening of Bally's Las Vegas hotel and casino, Thursday, July 23, 2020, in Las Vegas. The casino reopened for the first time since March following a closure to prevent the spread of the coronavirus. (Photo by John Locher/AP Photo)

Commuters wearing face masks jostle for a ride on a bus discarding social distancing guidelines in Kolkata, India, Tuesday, July 21, 2020. With a surge in coronavirus cases in the past few weeks, state governments in India have been ordering focused lockdowns in high-risk areas to slow down the spread of infections. (Photo by Bikas Das/AP Photo)

People in Kathmandu joke that the face mask has now become part of the national dress – an indispensable accessory in an effort to protect themselves from the dust. Nepal has the worst air quality in the world, according to the Environmental Performance Index. (Photo by Pete Pattisson/The Guardian)

(L-R) Actors Javier Bardem and actress Charlize Theron attend “The Last Face” Premiere during the 69th annual Cannes Film Festival at the Palais des Festivals on May 20, 2016 in Cannes, France. (Photo by Ian Gavan/Getty Images)

A man paints a boy's body in preparation for the Grebeg ritual on June 25, 2014 in Tegallalang Village, Gianyar, Bali, Indonesia. During the biannual ritual, young members of the community parade through the village with painted faces and bodies to ward off evil spirits. (Photo by Putu Sayoga/Getty Images)

UK Big Brother 2016 Winner Jason Burrill and Aisleyne Horgan Wallace pictured having a heated arguement in the middle of the street in Highgate, London afternoon September 11, 2016. Aisleyne was seen throwing a bottle of water in Jasons face. (Photo by KP Pictures)

A Maasai moran athlete has his face smeared with red ocher paint during preparations for the 2016 Maasai Olympics at the Sidai Oleng Wildlife Sanctuary, at the base of Mt. Kilimanjaro, near the Kenya-Tanzania border in Kimana, Kajiado, Kenya December 10, 2016. (Photo by Thomas Mukoya/Reuters)

A woman wearing a protective face mask makes merit during the Songkran holiday which marks the Thai New Year during the coronavirus disease (COVID-19) outbreak, in Bangkok, Thailand, April 13, 2022. (Photo by Chalinee Thirasupa/Reuters)