Baking soda (sodium bicarbonate) offers a gentler, eco-friendly alternative. When combined with an acid (like vinegar) and hot water, it creates a fizzy reaction that helps break down the gunk causing the blockage. It is non-toxic, safe for septic systems, and costs pennies per use.
Note: If you have PVC pipes, use hot tap water instead of boiling water, as boiling water can sometimes soften or damage plastic joints. how to unclog sink using baking soda
Pour down the drain immediately after the baking soda. You will hear a fizzing, bubbling sound — that’s the chemical reaction working to break up the clog. safe for septic systems