Ключевые слова: business, cell, cells, clean, construction, day, ecology, electric, electrical, electricity, employees, energy, engineer, engineering, environment, environmental, equipment, farm, generator, group, industrial, industry, installation, ir, mixed race, multi ethnic, natural, nature, outdoors, outside, panel, panels, people, photovoltaic, plant, power, renewable, renewable energy, roof, scan, scanning, site, solar, sun, sustainable, system, technician, technology, worker, working,