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. 2023 Aug 31;13:14324. doi: 10.1038/s41598-023-41342-8

Figure 4.

Figure 4

Physical properties and appearances of natural and delignified-densified wood. Density evolution of (a) Sande, (b) Andiroba, and (c) Choiba. NW natural wood, DW delignified wood, DNW densified natural wood, DDW densified-delignified wood, C1 condition 1 for the HIP process, and C2 condition 2 for the HIP process, (d) and (e) Physical of Sande following different treatments, (f) NW, (g) DW and (h) DDW optical densities.