Bicarbonate Soda: Sink Unblocker

Quickly cover the drain opening with a plug or a damp cloth. This traps the carbon dioxide gas inside the pipe, forcing it to push against the blockage rather than escaping upwards. Leave it for 15–30 minutes .

Here is the science and the step-by-step method to unblock your sink using bicarbonate of soda and its essential partner, vinegar. On its own, bicarbonate of soda (a base) is a mild alkali that can dissolve some grease and dirt. However, its true power is unlocked when combined with a weak acid—specifically, distilled white vinegar. sink unblocker bicarbonate soda

Immediately pour 1 cup of white vinegar down the drain. You will hear a vigorous fizzing sound—this is good. Quickly cover the drain opening with a plug or a damp cloth

A slow-draining sink is a universal frustration. Before you reach for a toxic, gel-based chemical cleaner or call an expensive plumber, there is a powerful, safe, and inexpensive solution already in your cupboard: bicarbonate of soda (baking soda). Here is the science and the step-by-step method