Ключевые слова: adult, builder, building, business, confident, construction, contractor, control, development, energy, engineer, equipment, hand, handyman, heat, helmet, industrial, industry, installation, installing, isolated, job, man, manager, mechanic, metal, modern, occupation, people, plumber, portrait, professional, radiator, repair, repairman, room, safety, site, smile, smiling, system, technician, technology, tool, uniform, white, work, worker,