Ключевые слова: business, can, cargo, collection, computer, crude, diesel, dispenser, drilling, drop, economy, elements, environment, extraction, flat, fuel, gas, gasoline, icons, illustration, industrial, industry, interface, internet, isolated, mobile, oil, petroleum, phone, pictogram, plant, power, processing, product, pump, set, ship, sign, symbol, tank, tanker, technology, terminal, transportation, truck, user, website, well, worker,