Ключевые слова: activity, arm, beam, chain, chainsaw, circular, cutting, earmuffs, equipment, firewood, forest, gasoline, glove, green, hardhat, helmet, human, industry, job, laborer, log, logger, lumber, lumberjack, machine, nature, occupation, outdoors, person, petrol, pine, protection, protective, risk, safety, saw, sawing, sharp, technology, timber, tool, tree, wood, woodcutter, work, worker, workwear,