Ключевые слова: aids, auto, automobile, automotive, backgrounds, belt, car, chrome, close up, closeup, cogwheel, combustion, detail, diesel, driving, electric, energy, engine, engineering, explanation, force, fossil, fuel, function, generation, generator, grunge, internal, land, machine, machinery, mechanic, mechanical, metal, modern, motor, part, petrol, power, section, shiny, strength, structure, supply, system, teaching, technology, timing, transportation, vehicle,