Ключевые слова: 2015, adjusting, adult, art museum, automated, cable, change, color image, construction industry, construction site, control, control panel, copper, copy space, cut out, danger, development, electrical component, electrician, electricity, equipment, expertise, hanging, horizontal, incomplete, indoors, inspector, installing, insurance, looking, malaysia, manufacturing, men, modern, occupation, one person, people, power supply, repairing, safety, service, social issues, sparse, switch, technician, travel destinations, turbine, working,