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Shelling of flat and profiled western larch deck-boards exposed to natural weathering
2024 - IRG/WP 24-40997
Shelling is a severe type of raised grain that occurs at the surface of deck-boards made from wood species that have growth rings with pronounced differences in density between earlywood and latewood, for example southern pine (Pinus spp.). Shelling is more severe in deck-boards fixed with their growth rings oriented pith-side-up (concave) rather than bark-side-up (convex). Far less is known about...
L H Leung, P D Evans


Fungicidal properties of wood tar being a side product of pyrolysis of previously treated wood with preservatives
2004 - IRG/WP 04-30340
The objective of the paper was to estimate the limit of the fungicidal value of wood tar being a product of pyrolysis of wood previously treated with creosote oil or salt preservative of the CCB type. The effectiveness of wood tar in wood protection against fungi causing brown rot and soft rot was compared to the effectiveness of creosote oil (type WEI-B). Wood was impregnated with alcohol solutio...
B Mazela, M Kielczewski, W Grzeskowiak