Khaled Raafat, co-founder of TileGreen, poses for a photograph and sits next to eco-friendly tiles made from different types of plastic and waste in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory works at eco-friendly tile from different types of plastic and waste in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory works at eco-friendly tile made from different types of plastic and waste in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

A view of coloured eco-friendly tiles made from different types of plastic and waste in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory carries different types of plastic and waste to make interlocking tiles with different colours in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

A view of the process to make interlocking tiles with different colours from different types of plastic and waste at TileGreen factory, in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

Employees of TileGreen factory work at eco-friendly tiles made from different types of plastic and waste in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory works with different types of plastic and waste to make interlocking tiles with different colours in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

Employees of TileGreen factory work at eco-friendly tiles made from different types of plastic and waste in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory carries different types of plastic and waste to make interlocking tiles with different colours in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud TPX IMAGES OF THE DAY 

An employee of TileGreen factory checks parts of different types of plastic and waste to make interlocking tiles with different colours in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory works with different types of plastic and waste to make interlocking tiles with different colours in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

An employee of TileGreen factory squeezes different types of plastic and waste to make interlocking tiles with different colours in the 10th of Ramadan City district northwest of Cairo, Egypt March 15, 2023. An Egyptian start-up, TileGreen, is manufacturing interlocking tiles from recycled plastic and waste in an effort to reduce dependency on cement, which is a major polluter in the country. REUTERS/Hadeer Mahmoud 

Fallen bricks and tiles cover the patio of a damaged home in the aftermath of a deadly earthquake in Antakya, Hatay province, Turkey, March 1, 2023. REUTERS/Susana Vera 

Mahjong tiles are seen at a mahjong tournament in Taipei, Taiwan, February 19, 2023. REUTERS/Ann Wang 

Construction workers tile a roof, as a subdivision of homes is built in San Marcos, California, U.S., January 31, 2023. REUTERS/Mike Blake 

People walk as signs are reflect in the wet tiles during rainfall in the Times Square section of New York City, U.S., January 19, 2023. REUTERS/Shannon Stapleton 

Patrick Janssen, co-founder of the organisation Dung Dung, and Thomas Petry, producer, make a tile from recycled human hair that is used to absorb polluting chemical substances in water, in Waremme, Belgium December 8, 2022. REUTERS/Yves Herman 

Patrick Janssen, co-founder of the organisation Dung Dung, shows a tile made from recycled human hair that is used to absorb polluting chemical substances in water, in Waremme, Belgium December 8, 2022. REUTERS/Yves Herman 

Patrick Janssen, co-founder of the organisation Dung Dung, and Thomas Petry, producer, make a tile from recycled human hair that is used to absorb polluting chemical substances in water, in Waremme, Belgium December 8, 2022. REUTERS/Yves Herman 

Patrick Janssen, co-founder of the organisation Dung Dung, shows a tile made from recycled human hair that is used to absorb polluting chemical substances in water, in Waremme, Belgium December 8, 2022. REUTERS/Yves Herman 

Thomas Petry, producer at the organisation Dung Dung, prepares human hair to make a tile from recycled hair that will be used to absorb polluting chemical substances in water, in Waremme, Belgium December 8, 2022. REUTERS/Yves Herman 

Thomas Petry, producer at the organisation Dung Dung, prepares human hair to make a tile from recycled hair that will be used to absorb polluting chemical substances in water, in Waremme, Belgium December 8, 2022. REUTERS/Yves Herman 

A woman walks past a mural made with tiles depicting Argentine soccer legend Diego Armando Maradona, a day before the second anniversary of his death on November 25, at the Diego Maradona stadium, which belongs to Argentinos Jrs, the team in which Maradona made his debut, in Buenos Aires, Argentina November 24, 2022. REUTERS/Agustin Marcarian 

A woman walks past a mural made with tiles depicting Argentine soccer legend Diego Armando Maradona, a day before the second anniversary of his death on November 25, at the Diego Maradona stadium, which belongs to Argentinos Jrs, the team in which Maradona made his debut, in Buenos Aires, Argentina November 24, 2022. REUTERS/Agustin Marcarian 

A bag containing human hair is seen at hair salon Helyode before being collected by the association Dung Dung, that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Bags containing human hair are seen at hair salon Helyode before being collected by the association Dung Dung, that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Bags containing human hair are seen at hair salon Helyode before being collected by the association Dung Dung, that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Belgian hairdresser at hair salon L'Atelier Chedly Boussigua cuts a customer's hair, which will be collected by the association Dung Dung that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Belgian hairdresser at hair salon L'Atelier Chedly Boussigua cuts a customer's hair, which will be collected by the association Dung Dung that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Isabelle Voulkidis, manager of hair salon Helyode, cuts a customer's hair, which will be collected by the organisation Dung Dung that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Belgian hairdresser at hair salon L'Atelier Chedly Boussigua cuts a customer's hair, which will be collected by the association Dung Dung that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Belgian hairdresser at hair salon L'Atelier Chedly Boussigua cuts a customer's hair, which will be collected by the association Dung Dung that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Human hair are seen at hair salon Helyode before being collected by the association Dung Dung, that transforms hair into tiles used to absorb polluting chemical substances in water, in Brussels, Belgium November 4, 2022. REUTERS/Yves Herman 

Broken tiles lie along the street following a tornado in Bihucourt, northern France, October 24, 2022. REUTERS/Benoit Tessier 

U.S. Vice President Kamala Harris signs a tile as she visits the demilitarized zone (DMZ) separating the two Koreas, in Panmunjom, South Korea, September 29, 2022. REUTERS/Leah Millis/Pool 

People and traffic are pictured near a staircase lit in Venezuela's national colours and with tiles depicting the eyes of Venezuela's late President Hugo Chavez, in Caracas, Venezuela July 25, 2022. REUTERS/Gaby Oraa REFILE - QUALITY REPEAT 

A bus drives past a staircase lit in Venezuela's national colours and with tiles depicting the eyes of Venezuela's late President Hugo Chavez, in Caracas, Venezuela July 25, 2022. REUTERS/Gaby Oraa REFILE - QUALITY REPEAT 

A young man takes a picture with his mobile phone of a staircase lit in Venezuela's national colours and with tiles depicting the eyes of Venezuela's late President Hugo Chavez, in Caracas, Venezuela July 25, 2022. REUTERS/Gaby Oraa 

A bus drives past a staircase with tiles depicting the eyes of Venezuela's late President Hugo Chavez, in Caracas, Venezuela July 25, 2022. REUTERS/Gaby Oraa 

People walk on a staircase lit in the Venezuelan national colours and with tiles depicting the eyes of Venezuela's late President Hugo Chavez, in Caracas, Venezuela July 25, 2022. REUTERS/Gaby Oraa 

Employees selects and packs terracotta floor tiles at the Tejar de Pescaderos company, as Colombia's President-elect Gustavo Petro aims to normalize relations and encourage trade with Venezuela, in Cucuta, Colombia June 29, 2022. Picture taken June 29, 2022. REUTERS/Carlos Eduardo Ramirez 

Employees work on machines for the production of clay, brick and tiles at the Tejar de Pescaderos company, as Colombia's President-elect Gustavo Petro aims to normalize relations and encourage trade with Venezuela, in Cucuta, Colombia June 29, 2022. Picture taken June 29, 2022. REUTERS/Carlos Eduardo Ramirez 

An employee selects and packs terracotta floor tiles at the Tejar de Pescaderos company, as Colombia's President-elect Gustavo Petro aims to normalize relations and encourage trade with Venezuela, in Cucuta, Colombia June 29, 2022. Picture taken June 29, 2022. REUTERS/Carlos Eduardo Ramirez 

A woman poses for a picture in front of the light installation "Creative Cones", of Finnish light artist Kari Kola, on the roof top of the Bundeskunsthalle Bonn Museum, with its three iconic bright blue majolica tile cones, to mark the 30th anniversary of Germany's federal art hall, in Bonn, Germany, June 4, 2022. REUTERS/Wolfgang Rattay 

The light installation "Creative Cones", of Finnish light artist Kari Kola, is seen over the Bundeskunsthalle Bonn Museum with its three iconic bright blue majolica tile cones, to mark the 30th anniversary of Germany's federal art hall, in Bonn, Germany, June 4, 2022. REUTERS/Wolfgang Rattay 

The light installation "Creative Cones", of Finnish light artist Kari Kola, is seen over the Bundeskunsthalle Bonn Museum with its three iconic bright blue majolica tile cones, to mark the 30th anniversary of Germany's federal art hall, in Bonn, Germany, June 4, 2022. REUTERS/Wolfgang Rattay 

The light installation "Creative Cones", of Finnish light artist Kari Kola, is seen over the Bundeskunsthalle Bonn Museum with its three iconic bright blue majolica tile cones, to mark the 30th anniversary of Germany's federal art hall, in Bonn, Germany, June 4, 2022. REUTERS/Wolfgang Rattay 

Pavement tiles lie on the street as demonstrators attend a protest in Khartoum, Sudan, January 20, 2022. REUTERS/El Tayeb Siddig 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, enters his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, is seen at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, is on his way to his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

Palestinian man Hussam Jarboa, who said he lost his leg after being shot with an Israeli bullet in 2018, works at his tiles workshop, in Rafah in the southern Gaza Strip November 17, 2021. Picture taken November 17, 2021. REUTERS/Ibraheem Abu Mustafa 

A man arranges newly moulded rubber interlocking tiles manufactured from recycled car tyres at the Freetown waste management recycle factory in Ibadan, Nigeria September 17, 2021. Picture taken September 17, 2021. REUTERS/Temilade Adelaja