Ключевые слова: abstract, action, business scene, businessman, button, challenge, change, cheats, conclusion, courage, discovery, discussion, efficiency, electricity, energetic, energy saving, executives, important, improvement, meeting, miniature, mission, motivated, necessary, off, office, office worker, point, power, power saving, press, purpose, responsibility, revolution, safety, safety device, start, stop, suit, supply, switch, think, work, workers,