Ключевые слова: background, board, button, close up, control, control room, copy space, cropped, easy control, electric, electrical, electricity, electronic, energy, equipment, factory, green, healthcare, indoors, industrial, industry, instrument, light, machine, metal, metalwork, object, online, panel, plastic, power, push, red, safety, service, start, stop, switch, symbol, system, technical, technology, turn off, turn on, wear work, white, work,