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Heavy Equipment Operator Certification Exam Prep · Question

Refueling near hot exhaust:

Hot surfaces & static are ignition sources. The correct answer is "Cool down, no smoking, ground container". This reflects the accepted standard for the heavy-e

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Question: Refueling near hot exhaust:

Answer options: ✅ Cool down, no smoking, ground container

  • Hot is fine
  • Smoke OK
  • Plastic pail

Correct answer: Cool down, no smoking, ground container

Explanation: Hot surfaces & static are ignition sources. The correct answer is "Cool down, no smoking, ground container". This reflects the accepted standard for the heavy-equipment-operator assessment and aligns with the official handbook for this competency.

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