Ключевые слова: background, balk, bark, batten, beam, blank, board, brown, building, collage, collection, combustible, construction, cut, energy, forest, furnace, furniture, heap, heating, industry, log, long, lumber, natural, pellet, pieces, pile, plank, processed, processing, product, production, rind, rough, set, stack, stacked, stem, stove, timber, timbering, transformation, tree, trunk, wood, wooden, woodwork, woodworking,