Correct answer
Switch off the engine, the lights, electrical devices and mobile phones.
Before refuelling, switch off the engine, lights, electrical systems such as the radio and mobile phones, under article 115.3 and 4. This is mandatory, not merely recommended. Avoid smoking and ignition sources and follow the station’s instructions. Static electricity is not generated simply by bodily contact with vapours: a discharge can ignite flammable vapours, but that claim confuses its origin with the risk.
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You only need to switch off the engine, the lights and the radio.
Switch off the engine, the lights, electrical devices and mobile phones.
You only need to switch off the engine and the lights.
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