Ключевые слова: abstract, art, background, bottle, building, business, canister, container, contour, design, diesel, drop, droplet, element, energy, engine, factory, flat, fuel, gallon, gas, gasoline, icon, illustration, industrial, industry, infographic, isolated, line, linear, lineart, liquid, lubricant, motor, nature, oil, outline, petrol, petroleum, plastic, power, pump, repair, service, shiny, sign, symbol, technology, water,