Ключевые слова: abstract, abstraction, blue, brain, bright, bulb, business, cog, colours, concept, conceptual, creative, design, development, digital, drawing, eco, electricity, energy, engine, equipment, flow, fly, gear, glowing, graphic, green, head, human, idea, imagination, industrial, inspiration, isolated, light, machine, mechanic, mechanical, metaphor, power, red, science, solar, speed, spiral, technology, white, work,