In the Press · Museums · Heritage · Science
Specialists at the National Gallery of Denmark in Copenhagen intend to use atomic oxygen, a substance found naturally in low Earth orbit, in the restoration of works on paper, reports The Art Newspaper Russia
Lead white enjoyed wide popularity from ancient times until the twentieth century, when it fell out of use. Lead white sometimes darkens very quickly. Traditionally, hydrogen peroxide, in the form of vapour or gel, is used to lighten discoloured areas, but these methods carry the risk of damaging other materials