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Heritage Science
Fig. 7 | Heritage Science

Fig. 7

From: Soot removal from ancient Egyptian complex painted surfaces using a double network gel: empirical tests on the ceiling of the sanctuary of Osiris in the temple of Seti I—Abydos

Fig. 7

a–c illustrating the assembling of the PVA-B/AG gel (loaded with 5% ammonia, 0.3% ammonium carbonate, 0.3% EDTA) covered with a plastic sheet. d Removing the gel after ca. 45 min. The gel self-healed into a single gel slab e Applying the other side of the same gel slab for the second treatment. f Removing the gel slab after the second treatment. It is noticeable that the gel adhered to the surface

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