How does an NGR work?

Related questions

1. Can you bring umbrellas into Soldier Field?
2. What is the oldest NFL stadium?
3. What is loge level NRG Stadium?
4. Why is turf bad for knees?
5. Is Turf safer than grass?
6. What do the letters NRG stand for?
7. What is the clear bag policy?
8. Who is NRG owned by?
9. Can you take a camera into NRG Stadium?
10. Who built NRG Stadium?

Tags

1. #transformer
2. #resistor
3. #system
4. #fault
5. #current
6. #neutral
7. #limits
8. #entire
9. #grounds
10. #ground
11. #systems
12. #occurs
13. #resistance
14. #forms
15. #grounding
16. #throughout