bn:15939541n
Noun Concept
Categories: Materials stubs, Non-timber forest products, Adhesives
EN
birch tar  Birch-tar  birch bark tar  birch oil  birch pitch
EN
Birch tar or birch pitch is a substance derived from the dry distillation of the bark of the birch tree. Wikipedia
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EN
Birch tar or birch pitch is a substance derived from the dry distillation of the bark of the birch tree. Wikipedia
A substance (liquid when heated) derived from dry distillation of birch bark, and composed of phenols such as guaiacol, cresol, xylenol and creosol. Wiktionary
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