If a drain remains blocked after basic mechanical attempts, it is often safer to contact a licensed plumber. Overusing caustic soda can lead to the chemical crystallizing inside the pipes, creating a "rock" that is even harder to remove and potentially causing long-term damage to the plumbing system.
When faced with a stubborn blockage in a sink or tub, many look for heavy-duty solutions. , also known as sodium hydroxide, is often mentioned as a powerful chemical option. While it is effective at dissolving organic matter like hair and grease, it is a highly corrosive substance that must be handled with extreme caution. Understanding the Risks
