firefanging

/ˈfaɪərˌfæŋɪŋ/
noun
  1. The process of curing or treating wood by exposing it to flame, often to make it more durable or resistant to decay.
    • Firefanging is an ancient technique that helps preserve timber in wet climates.
    • The carpenter used firefanging to harden the wooden fence posts.
    • They learned about firefanging from a traditional building workshop.
Synonyms
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