A method and {HEAD ~ system} for preventing {TAIL ~ vehicle misfuelling} by utilizing an apparatus that receives a fuel nozzle into the filler neck, and activates a vacuum on the nozzle inserted therein 
A method and { HEAD ~ system } for preventing { TAIL ~ vehicle misfuelling } by utilizing an apparatus that receives a fuel nozzle into the filler neck , and activates a vacuum on the nozzle inserted therein
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