Table 3 Weathering classification according to the Korean standard (KS F 2213 (2018)).

From: Durability of heat-treated Paulownia tomentosa and Pinus koraiensis woods in palm oil and air against brown- and white-rot fungi

Average weight loss (%)

Classification

0–10

Highly resistant

11–24

Resistant

25–44

Moderately resistant

≥ 45

Slightly or non-resistant

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