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Table 3 Water absorption of unweathered southern pine and weathered specimens treated with nano-ZnO

From: Weatherability and Leach Resistance of Wood Impregnated with Nano-Zinc Oxide

Treatment (%) Water absorption
  Wt.a Vol.b
0.0 45.8 0.45
1.0 42.4 0.42
2.5 29.5 0.29
5.0 28.7 0.29
  1. aPercent by weight (g)
  2. bPercent by volume (g/cm3)