Ключевые слова: abstract, black, cargo, compressed, container, cylinder, design, drop, droplet, engineering, equipment, flammable, fuel, gas, icon, illustration, industrial, industry, isolated, liquid, location, lpg, ndustry, oil, petrol, pipe, pipeline, pressure, propane, pump, sea, service, set, ship, station, steel, symbol, tank, tanker, technology, text, transportation, vehicle, water, white, word,