Fig. 1From: Towards a novel strategy for soot removal from water-soluble materials: the synergetic effect of hydrogels and cyclomethicone on gelatine emulsion-based photographsA Scheme of the silver gelatine mock-up prints, B Application of soot on the silver gelatine samples, C Contact gel cleaning in progress, D Mechanical gel cleaning by rubbing granulated gellan gum over the contaminated surface, E Granulated gellan gum before (left) and after cleaning (right)Back to article page