At a gas station, how do I activate/lock the lever while it's in

Why does the forklift I use run on propane and not gasoline? - Quora

Why do gas pump nozzles have a metal coil going around the nozzle? - Quora

At Gas stations, how does the lever on the gas dispenser know when to cut off the gas flow when the tank gets close to being full? - Quora

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This box fan that has to be set to blow outward because the plug sticks straight out the back. : r/mildlyinfuriating

Does the gas pump automatically stop when you pre-pay for a certain amount of gas? - Quora

Here's Why You Should Stop Fueling Up When Pump Clicks Off

At a gas station, how do I activate/lock the lever while it's in my fuel tank, so the nozzle pumps gas without me having squeeze down the lever? : r/NoStupidQuestions

Why doesn't every gas station have an auto pump switch or mechanism for its gas pumps? - Quora