So the familiar ground-down arrangement isn’t necessarily the only “correct” one.
A Small Detail With a Practical Explanation
What looks like an installation mistake may actually reflect a choice based on safety, convenience, or identification.
The next time you see an outlet that appears to be upside down, don’t assume the electrician made an error. There may be a perfectly good reason for the orientation.
And if you’re working with electrical wiring yourself, remember that changing a receptacle involves real electrical hazards. When in doubt, have a qualified electrician handle