Ключевые слова: 3d, alternative, art, barrel, bio, canister, color, colorful, container, contour, diesel, eco, ecology, energy, environment, environmental, forbidden, fuel, gallon, gas, gasoline, gradient, hand, icon, illustration, industry, isolated, isometric, leaf, life, line, linear, lineart, liquid, natural, nature, no, oil, outline, petrol, plant, planting, power, protection, recycle, sapling, steel, stop, tank,