If the blockage persists after two attempts, it may be a physical object (like a toy or wet wipes) that requires a plunger or a plumber’s snake .
Using caustic soda (sodium hydroxide) is a powerful way to dissolve organic blockages like hair, grease, and paper. However, it is and requires extreme caution to avoid chemical burns or damage to your pipes. ⚠️ Critical Safety Gear Before you start, put on the following protection: Rubber gloves (heavy-duty) Safety goggles (to protect from splashes) Long sleeves and trousers unblock toilet caustic soda