9) Carbonated soft drinks
This is an extremely simple and cheap tip. Carbonated soft drinks contain citric acid and a
large amount of carbon dioxide, elements that help to effectively corrode any greasy residue and limescale into the pipes. Remember that we are talking about edible beverages, so their effectiveness requires a fairly long setting time: about an hour more or less.
![](https://www.goodnewshare.com/wp-content/uploads/2022/11/drains-2-1024x576.jpg)