The Ingenious Design of a Gas Nozzle – How Does a Gas Nozzle Work – YouTube
In this video I show you the ingenious design of a gas nozzle and explain to you how it exactly works. It basically puts to use something called the Venturi Effect, it manipulates it and by using a vacuum operated shut off valve it cuts off fuel supply when the gas in the filler pipe reaches the tip of the nozzle.
