A rail worker fixing a fog warning notice at South Woodford Railway Station in Essex. (Photo by H. F. Davis/Topical Press Agency/Getty Images). 20th October 1938

A worker spreads paddy crop for drying in a rice mill complex on the outskirts of Ahmedabad February 3, 2011. (Photo by Amit Dave/Reuters)

A worker works at a plant of Hyundai Motor in Asan, South Korea, January 27, 2016. (Photo by Kim Hong-Ji/Reuters)

A worker collects rubber sap at a farm in Songon village, north of Abidjan, February 3, 2016. (Photo by Luc Gnago/Reuters)

Workers are pictured at a shisha manufacturing factory in Baghdad December 17, 2014. (Photo by Thaier Al-Sudani/Reuters)

A Hindu devotee girl stands after getting her tongue pierced with a metal rod during the Thaipusam festival in Kuala Lumpur, Malaysia, Tuesday, February 3, 2015. Thaipusam, which is celebrated in honor of Hindu god Lord Murugan, is an annual procession by Hindu devotees seeking blessings, fulfilling vows and offering thanks. (Photo by Joshua Paul/AP Photo)

UK “Ex On The Beach” star Chloe Goodman had a huge fashion disaster at a London Fashion Week event in Chelsea last night September 21, 2016, when her Christian Louboutin heel got caught in a metal grate. The former Celebrity Big Brother housemate looked embarrassed whilst trying to get her heel back after the disaster as well as cupping her top to avoid a second wardrobe malfunction. (Photo by XposurePhotos.com)

A devotee of the Chinese Jui Tui Shrine has his face pierced with metal rods during a street procession during the annual Vegetarian Festival in the southern Thai town of Phuket on October 19, 2015. During the festival, which begins on the first evening of the ninth lunar month and lasts nine days, religious devotees slash themselves with swords, pierce their cheeks with sharp objects and commit other painful acts to purify themselves, taking on the sins of the community. (Photo by Nicolas Asfouri/AFP Photo)