Photo taken on Aug. 4, 2019 shows the large gilded coffin of king Tutankhamun in a conservation laboratory in the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)

A woman works in a conservation laboratory in the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt, on Aug. 4, 2019. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)

People work in a conservation laboratory in the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt, on Aug. 4, 2019. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)

Egyptian Antiquities Minister Khaled al-Anany speaks during a ceremony at the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt, on Aug. 4, 2019. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)

A man works in a conservation laboratory in the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt, on Aug. 4, 2019. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)

Photo taken on Aug. 4, 2019 shows the large gilded coffin of king Tutankhamun in a conservation laboratory in the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)

Photo taken on Aug. 4, 2019 shows the large gilded coffin of king Tutankhamun in a conservation laboratory in the Grand Egyptian Museum (GEM) in Giza, Greater Cairo, Egypt. At an up-to-date conservation laboratory in the Grand Egyptian Museum (GEM), the large gilded coffin of famous ancient king Tutankhamun was placed inside a plastic incubator for sterilization in order to be later fully restored for the first time since it was discovered almost a century ago. (Xinhua/Ahmed Gomaa)