![I'm a handyman so I know electrical basics to replace fixtures and such but not the why. What is the point of these grounding screw? If there is a ground wire and I'm a handyman so I know electrical basics to replace fixtures and such but not the why. What is the point of these grounding screw? If there is a ground wire and](https://preview.redd.it/ourrhhjce1s91.jpg?width=640&crop=smart&auto=webp&s=18fd0ec117d2cb72176861567815f8cc08ddd0b4)
I'm a handyman so I know electrical basics to replace fixtures and such but not the why. What is the point of these grounding screw? If there is a ground wire and
Why do all modern 120V AC electrical outlet receptacles in the US have a ground wire, in addition to the neutral and hot wire? - Quora
![what does a ground wire do - Google Search | Electrical projects, Basic electrical engineering, Gfci what does a ground wire do - Google Search | Electrical projects, Basic electrical engineering, Gfci](https://i.pinimg.com/474x/a7/2d/88/a72d88ab08cea473d6fa9dc9d672a13a.jpg)