Fig. 3From: Systematic mechanical assessment of consolidants for canvas reinforcement under controlled environmentOn the left, using the untreated degraded cotton canvas as a reference, colour difference ΔE* (a) and difference in lightness ΔL* (b) measured for the not degraded untreated cotton canvas ((1) on the right) and for the degraded cotton canvas (2) after the application of the nanocellulosic treatment CNF (3) and two commonly-used adhesives/consolidants used in painting conservation, animal glue (4) and Beva® 371 (5)Back to article page