Mine was our CRT TV. I would rapidly push the power button on and off because I thought the picture coming and going looked cool but eventually it fell inside of the TV. I think I later stuck a magnet on the TV.
Not looking for Reddit answers like “My parent’s marriage”
Maybe boiled water, like water that has been boiled and is now cooled off again
Nope
Huh, interesting TIL
Ahh… to disinfect it or something in a place where the water might not be fully clean?
Yup, that’s what google told me. It removes some of the bad stuff that might be in the water