Baking soda (sodium bicarbonate) is a mild alkali that can dissolve organic matter like grease and soap scum. Unlike commercial drain cleaners, it is:
Pour about 1 cup of white vinegar down the drain immediately after the baking soda. You’ll hear fizzing and bubbling – that’s normal and exactly what you want. The chemical reaction helps break up the clog. how to unclog the sink with baking soda
It won’t damage your pipes, whether they are PVC or older metal. Baking soda (sodium bicarbonate) is a mild alkali
Run the tap to see if the water drains normally. If it is still slow, you may need to repeat the process or move on to a different method. The chemical reaction helps break up the clog
Pour about 1/2 cup of baking soda directly into the drain. Try to get it past the drain opening and into the pipe.