Revellers participate in a colourful “flour war”, celebrating the “Ash Monday” or “Clean Monday”, a traditional festivity marking the end of the carnival season and the start of the 40-day Lent period until the Orthodox Easter, in the town of Galaxidi, Greece, on March 18, 2024. (Photo by Louisa Gouliamaki/Reuters)

A worker, dressed in a protective suit, cleans Conchitas Beach contaminated by an oil spill, in Ancon, Peru, Thursday, January 20, 2022. The oil spill on the Peruvian coast was caused by the waves from an eruption of an undersea volcano in the South Pacific nation of Tonga. (Photo by Martin Mejia/AP Photo)

Family members perform the Manene traditional rite, cleaning the relatives' preserved remains, in Lembang on August 15, 2022, which is held every three years in August and is said to bless the harvest of rice fields. (Photo by Andri Saputra/AFP Photo)

Workers use the traditional craft of picking waterlilies by hand arranging them into fascinating shapes in Bogor, Indonesia in October 2022. After the waterlilies are harvested and cleaned, they will be sold in the market and are usually used for decoration and bouquets. (Photo by Gatot Herliyanto/Solent News & Photo Agency)

Volunteers use flour to clean birds following an oil spill caused by an incident involving two tankers damaged in a storm in the Kerch Strait, in the village of Vityazevo near the Black Sea resort of Anapa, Russia on December 20, 2024. (Photo by Sergey Pivovarov/Reuters)

In this October 16, 2014 photo, a man cleans his American classic car before going to work in Havana, Cuba. While the U.S. embargo that took effect in 1961 stopped the flow of new cars, and most parts, a few Cubans now manage to bring in replacement parts when friends or family visit from the U.S. (Photo by Franklin Reyes/AP Photo)

Indonesian mahouts clean their Sumatran elephant in a river near the zoo in Medan, North Sumatra, Indonesia, 12 December 2014. According media reports, the smallest of the Asian elephants, Sumatran elephant (Elephas maximus sumatrensis) is facing serious pressures arising from illegal logging and associated habitat loss and fragmentation in Indonesia. The population has come under increasing threat from rapid forest conversion to plantations. (Photo by Dedi Sahputra/EPA)

The Zammitt Family. “A portrait of the Zammitt family at their western Sydney home, with their dogs, Benji and Beau. Brian Zammitt (second from left) is the head of his booming family business, BAMS Hygiene Management, one of Australia’s leading deep cleaning companies, which specialises in disinfecting workplaces and locations contaminated with Covid-19. His wife, Sandra, and daughters Natalie and Louisa all play key frontline roles in the business”. (Photo by John Janson-Moore/Australia’s National Photographic Portrait Prize 2022)