People wearing masks and carrying supplies walk past a mannequin wearing a mask in downtown Barcelona, Spain, Saturday, March 14, 2020. Spain's prime minister has announced a two-week state of emergency from Saturday in a bid to contain the new coronavirus outbreak. For most people, the new coronavirus causes only mild or moderate symptoms. For some, it can cause more severe illness, especially in older adults and people with existing health problems. (Photo by Emilio Morenatti/AP Photo)

Masked Guggen music bands parade through the streets on the occasion of the beginning of the Fasnacht Carnival of Lucerne, Switzerland, early 23 February 2017. (Photo by Urs Flueeler/EPA)

School children wear face masks as they take part in an awareness rally against the use of tobacco on “World No Tobacco Day” in Kolkata on May 31, 2022. (Photo by Dibyangshu Sarkar/AFP Photo)

A woman wearing a mask takes a selfie as she paddles underneath a bridge with colourful lights along a canal, Friday, July 1, 2022, in Beijing. (Photo by Ng Han Guan/AP Photo)

A Nepalese woman wearing a mask as a precaution against the coronavirus stands next to the clothing store in Kathmandu, Nepal, Tuesday, April 26, 2022. (Photo by Niranjan Shrestha/AP Photo)

A man wears a gas mask as he holds a bouquet of flowers, following the outbreak of the novel coronavirus on Valentine’s Day in Hong Kong, China on February 14, 2020. (Photo by Tyrone Siu/Reuters)

A girl wears a mask to help protect herself from the new coronavirus jogs as the sun sets over the Mediterranean Sea coastline, in Beirut, Lebanon, Tuesday, April 14, 2020. (Photo by Hassan Ammar/AP Photo)

Commuters, some of them wearing masks as a precaution against the coronavirus ride an auto-rickshaw in Noida, outskirts of New Delhi, India, Thursday, July 16, 2020. (Photo by Altaf Qadri/AP Photo)