Ключевые слова: air, alcohol, automobile, bahia, benzine, bio, biofuel, blaze, bottle, boxer, brazil, brazilian, burn, burner, butane, calabrator, calibration, canister, car, compressed, compressed air, container, cooker, cooking, cooking gas, cylinder, danger, dealer, delivery, device, diesel, distributor, domestic, driver, economy, empty tire, energy, equipment, esso, ethanol, fire, flame, flammable, fuel, fuel station, fueling, gallon, gas, gas exploration, gasoline, glow, glowing, heat, industrial, industry, kitchen, liquid, logistic, lorry, meadow, mechanic, metal, metallic, natural, natural gas, nature, northeast brazil, object, oil, oven, petrobras, petrol, petroleum, pneumatic pressure, pollution, pressure, propane, pump, refinery, refuel, refueling, remove, right, rubber, savior, service, shell, silver, south america, station, steel, stove, sugarcane, tank, tanker, technology, texaco, traffic, transport, transportation, trucking, vacuum, valve, vehicle, vehicular, vehicular natural gas, warm, workshop,