![Gasoline octane selection buttons at a typical self service gas station. Regular unleaded 87 octane fuel selected Stock Photo - Alamy Gasoline octane selection buttons at a typical self service gas station. Regular unleaded 87 octane fuel selected Stock Photo - Alamy](https://c8.alamy.com/comp/M6M9X8/gasoline-octane-selection-buttons-at-a-typical-self-service-gas-station-M6M9X8.jpg)
Gasoline octane selection buttons at a typical self service gas station. Regular unleaded 87 octane fuel selected Stock Photo - Alamy
![The buttons on this gas pump. The 'enter' button is in yellow and the 'clear' button is in green. : r/mildlyinfuriating The buttons on this gas pump. The 'enter' button is in yellow and the 'clear' button is in green. : r/mildlyinfuriating](https://i.redd.it/lgfrj01wf3931.jpg)
The buttons on this gas pump. The 'enter' button is in yellow and the 'clear' button is in green. : r/mildlyinfuriating
![closeup emergency stop red button at control panel LPG gas fuel pump machine Stock Photo | Adobe Stock closeup emergency stop red button at control panel LPG gas fuel pump machine Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/01/76/47/81/1000_F_176478114_NTgH8ZUlawsJlXDBpK60SLoCvH5PSFOg.jpg)
closeup emergency stop red button at control panel LPG gas fuel pump machine Stock Photo | Adobe Stock
![This gas pump with 3 types of ethanol and 2 buttons for the same unleaded gas. : r/mildlyinteresting This gas pump with 3 types of ethanol and 2 buttons for the same unleaded gas. : r/mildlyinteresting](https://i.redd.it/cdxcjtmucihz.jpg)