Gadgets & Wearables
The reason most electrical plug prongs have holes in them
If you've ever looked at the end of a plug, you've probably wondered why some have holes, and some don't - and no, it's not actually a big conspiracy theory.
If you've ever looked at the end of a plug, you've probably wondered why some have holes, and some don't - and no, it's not actually a big conspiracy theory.
This is a summary of the story. Read the full article at Engadget (Gadgets & Mobile) ↗