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Table 3 Measurements of soiling on glass coupons displayed for 5 ½ months in the showcase of Bayeux embroidery

From: The Bayeux embroidery: a dust deposition assessment

Coupon orientation Mean Sz (µm) Median Sz (µm) Surface coverage (%) Fibres concentration (fibers cm−2) Haze (%)
Horizontal 1.64 ± 2.9 0.39 0.45 ± 0.05 18.3 ± 1.5 0.49 ± 0.10
Vertical 0.28 ± 0.03 0.26 0.03 ± 0.006 1.2 ± 0.2 0.35 ± 0.12