If you are refueling a motor vehicle containing hazardous materials, you must:

Turn off the engine and have someone at the nozzle controlling fuel flow. Section 9.6.7: Turn off your engine before fueling. Someone must

If you are refueling a motor vehicle containing hazardous materials, you must:

ANSWER BREAKDOWN
  • A. Incorrect. "Keep the engine running" is not correct. Turn off your engine before fueling. Someone must always be at the nozzle, controlling fuel flow.
  • B. Correct. Turn off your engine before fueling. Someone must always be at the nozzle, controlling fuel flow.
  • C. Incorrect. "Ground the nozzle to the pavement" is not correct. Turn off your engine before fueling. Someone must always be at the nozzle, controlling fuel flow.
  • D. Incorrect. "Not refuel unless the tank is empty" is not correct. Turn off your engine before fueling. Someone must always be at the nozzle, controlling fuel flow.