How to tell if the black wire in a light switch is really hot and the white wire is really neutral - Quora
How should you connect an outlet to two white and three black wires (electrical, wiring, DIY)? - Quora
![electrical - Black and white wires coming out of wall are both hot - Home Improvement Stack Exchange electrical - Black and white wires coming out of wall are both hot - Home Improvement Stack Exchange](https://i.stack.imgur.com/2tExQ.jpg)
electrical - Black and white wires coming out of wall are both hot - Home Improvement Stack Exchange
![Very confused. The bottom ground is hot and when connected to the white wire in the same bundle it powers the closest outlet, but even when not connected the closest outlet's ground Very confused. The bottom ground is hot and when connected to the white wire in the same bundle it powers the closest outlet, but even when not connected the closest outlet's ground](https://preview.redd.it/very-confused-the-bottom-ground-is-hot-and-when-connected-v0-s5dwd8qaft2b1.jpg?width=640&crop=smart&auto=webp&s=70c6bcaff02d547d3b7fc7dff04c16272a7802b2)