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Table 1 The area of renewed diseases on murals repaired by different conservation materials

From: Investigation of the renewed diseases on murals at Mogao Grottoes

Conservation Materials PVA the hybrid emulsion gelatin solution Total Area (m2) Disease Area Proportion(%) Survey Area Proportion (%)
Diseases Area (m2) Proportion (%) Area (m2) Proportion (%) Area (m2) Proportion (%)
Disruption 7.57 51.43 6.79 33.85 2.02 29.88 16.38 39.4 3.98
Flaking 0.63 4.28 6.25 31.16 2.21 32.69 9.09 21.9 2.21
Detachment 3.95 26.83 0.07 0.35 2.53 37.43 6.55 15.8 1.59
Paint Loss 2.16 14.67 4.27 21.29 0.00 0.00 6.43 15.5 1.56
Net Cracks 0.07 0.48 2.13 10.62 0.00 0.00 2.20 5.3 0.53
Deep Loss 0.34 2.31 0.41 2.04 0.00 0.00 0.75 1.8 0.18
Punctate Loss 0.00 0.00 0.14 0.70 0.00 0.00 0.14 0.3 0.03
Total Area (m2) 14.72   20.06   6.76   41.54   
Disease Area Proportion (%) 35.44   48.29   16.27     
Survey Area Proportion (%) 3.58   4.88   1.64