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Dow Chemical researchers helped conservation scientists from London’s Tate Modern museum choose a solvent to restore the Mark Rothko painting “Black on Maroon,” which was marred by graffiti in 2012. After analyzing the black graffiti ink, Dow experts in Midland, Mich., developed a short list of possible solvents. After further testing, Dow sent a list of solvent suggestions to the Tate team. The conservationists ended up removing the graffiti with a blend of benzyl alcohol and ethyl lactate.
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