Explanation should include
- airborne, soilborne, and waterborne hazards
- flammability
- pressure
- dew point
- respiratory issues
- pipeline integrity
- grounding.
Process/Skill Questions:
- Why does natural gas have a "rotten egg" odor?
- What precautions should be taken before digging in one's yard?
- What should you do if you smell gas in a building?
- What is the difference between maximum operating pressure (MOP) and maximum allowable operating pressure (MAOP)?