Ключевые слова: backgrounds, box, building, business, cable, circular, construction, container, cutter, cutting, design, drill, drilling, dust, electric, electrical, electrician, electricity, energy, engineer, equipment, expertise, hammer, hand, home, horizontal, industrial, industry, isolated, machine, machinery, manual, metal, objects, occupation, power, repair, repairing, saw, screwdriver, set, skill, steel, technology, tool, toolbox, white, wood, work, worker,