I poured white vinegar into my toilet tank and left it overnight for the first time in 15 years. This is what happened

noticed that despite regular cleaning, my toilet still had persistent stains and didn’t always flush as efficiently as it should. White vinegar seemed like an interesting and inexpensive alternative, known for its ability to dissolve deposits and sanitize.

After some research, I learned that white vinegar is an acetic acid solution, typically around 5% acidity, which makes it effective at breaking down mineral deposits such as limescale and rust. Moreover, 

it is environmentally friendly and safe to use, unlike many harsh chemical cleaners. This combination of effectiveness and safety made it the perfect

candidate for my long-overdue experiment.
2. What