This 12.5kg empty gas cylinder is built with strong metal materials that guarantee durability and prevent of leakages and coated with anti-rust paint to prevent rusting. it works with any gas cooker immediately it is connected to it. the cylinder comes with 4-yard hose and gas regulator -using gas cooker is environmental friendly when compared to kerosene stove that emits co2 which is dangerous to your health and the environment, so you need one