Ключевые слова: african, box, builder, cable, career, check, circuit, control, current, electric, electrician, electricity, electronic, energy, engineer, fix, fuse, happiness, happy, happy man, industrial, industry, inspect, inspection, job, maintenance, male, man, measure, multimeter, occupation, panel, people, person, positive, power supply, professional, repair, service, services, smile, switch, system, technician, tools, voltage, wire, work, worker, working,