Ключевые слова: acetylene, air, argon, background, balloon, blue, bottle, butane, canister, color, compress, compressed, container, cylinder, danger, dangerous, design, domestic, energy, equipment, explosive, flammable, fluid, fuel, gas, gasoline, green, grill, house, icon, illustration, industrial, industry, isolated, liquefied, liquid, lpg, metal, object, oxygen, power, pressure, propane, refill, safety, steel, storage, tank, valve,