Ключевые слова: adult, adults only, beams, board, building contractor, carpenter, carpentry, circular, circular saw, color image, compound, construction, construction frame, construction industry, construction site, contractor, cut, cutting, development, electric, equipment, hardhat, helmet, holding, home, house, improvement, industry, lumber, manual worker, men, occupation, one man only, one person, outdoors, people, plank, profession, roof beam, saw, sawing, timber, usa, wood, wood material, woodwork, woodworking, work tool, worker, working,