Leave the drain sealed for . You will hear fizzing and popping sounds. During this time, the acid is dissolving scale, and the bubbles are physically scrubbing the pipe walls and loosening soft debris.
When you combine white vinegar and baking soda, a chemical reaction occurs that produces . The resulting fizzy "volcano" effect creates a mild agitation inside the pipes that can help dislodge soft debris and organic material. Step-by-Step Instructions For the best results, follow this tried-and-true sequence: Unclog a Drain with Baking Soda and Vinegar unclogging drain with vinegar
If you were writing the article, here is how you might start it: Leave the drain sealed for