Ключевые слова: air, aluminum, background, bottle, butane, canister, chemical, chemistry, compressed, container, cylinder, dangerous, dive, emergency, energy, equipment, flammable, fuel, gas, gear, heating, hospital, industrial, industry, isolated, leisure, liquid, metal, metallic, natural, object, pipe, power, pressure, propane, recreational, refill, regulator, reserve, reusable, risk, row, stack, steel, storage, supply, tank, upright, valve, water,